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100 Carat Diamond Jewelry

100 Carat Diamond Riviera Platinum Necklace
100 Carat Diamond Riviera Platinum Necklace

100 Carat Diamond Riviera Platinum Necklace

By Antinori Fine Jewels

Located in Chicago, IL

With an astonishing total carat weight of 100 carats, every diamond shimmers, creating a dazzling display that catches the light from every angle.

Category

2010s Unknown Contemporary Chain Necklaces

Materials

Diamond, White Diamond, Platinum

100 Carat Vivid Green Emerald Diamond Necklace
100 Carat Vivid Green Emerald Diamond Necklace

100 Carat Vivid Green Emerald Diamond Necklace

Located in Chicago, IL

Indulge in the extraordinary with this transcendent high jewelry masterpiece — a radiant celebration of symmetry, color, and brilliance. ✨ Design Highlights A captivating sequence ...

Category

2010s American Contemporary Choker Necklaces

Materials

Diamond, White Diamond, Emerald, Platinum

100 Carat Platinum Diamond Drop Necklace
100 Carat Platinum Diamond Drop Necklace

100 Carat Platinum Diamond Drop Necklace

By Diana M. Jewels

Located in New York, NY

Pear Shaped Diamond Drop Necklace in Platinum Platinum Drop Diamond Statement Necklace features 100.00 Carats of pear, marquise and round diamonds, the diamonds are fine quality. ...

Category

21st Century and Contemporary American Drop Necklaces

Materials

Diamond, Platinum

4.00 Carat Diamond Necklace G SI 14K White Gold 100% Natural Diamonds
4.00 Carat Diamond Necklace G SI 14K White Gold 100% Natural Diamonds

4.00 Carat Diamond Necklace G SI 14K White Gold 100% Natural Diamonds

By Morris & David

Located in New York, NY

4.00 Carat Diamond Necklace G SI 14K White Gold 16 inches 100% Natural Diamonds, Not Enhanced in any way Round Cut Necklace 4.00CT G-H SI 14K White Gold, Prong style, 15.5 gram...

Category

21st Century and Contemporary American Modern Choker Necklaces

Materials

Diamond, White Gold

100 Carat 18K Gold with Emerald and Mixed Cut Diamonds Necklace
100 Carat 18K Gold with Emerald and Mixed Cut Diamonds Necklace

100 Carat 18K Gold with Emerald and Mixed Cut Diamonds Necklace

By Antinori Fine Jewels

Located in Chicago, IL

Unveil Timeless Elegance: White Gold Necklace Set Step into a world of luxury and grace with our breathtaking White Gold Necklace Set, a harmonious blend of exquisite design and unma...

Category

2010s Unknown Contemporary Choker Necklaces

Materials

Diamond, White Diamond, Emerald, Gold, 18k Gold

Chocolate Pearl and Champagne Diamond Beaded Necklace, 100+ Carats
Chocolate Pearl and Champagne Diamond Beaded Necklace, 100+ Carats

Chocolate Pearl and Champagne Diamond Beaded Necklace, 100+ Carats

Located in Beverly Hills, CA

A chic chocolate brown pearl and champagne diamond necklace featuring over 100 carats of sparkling champagne diamonds.

Category

21st Century and Contemporary Unknown Contemporary Beaded Necklaces

Materials

Diamond, Pearl

100 carats Sapphires 0.44 Carats White Diamonds Clasp 18K Gold Sautoir Necklace
100 carats Sapphires 0.44 Carats White Diamonds Clasp 18K Gold Sautoir Necklace

100 carats Sapphires 0.44 Carats White Diamonds Clasp 18K Gold Sautoir Necklace

By Rossella Ugolini

Located in Rome, IT

Rossella Ugolini Silhouette Collection Art Deco Style 100 Carats Blue Sapphires Bead Cut 0.44 White Diamonds placed as closure on both sides.

Category

2010s Italian Art Deco Beaded Necklaces

Materials

White Diamond, Sapphire, Gold, 18k Gold, White Gold

100 Carat Pink Kunzite with Aquamarine & Diamond Pendant in 18K White Gold
100 Carat Pink Kunzite with Aquamarine & Diamond Pendant in 18K White Gold

100 Carat Pink Kunzite with Aquamarine & Diamond Pendant in 18K White Gold

By Gad & Co.

Located in Miami, FL

98.66 carat Kunzite and Aquamarine Pendant, an Art Deco masterpiece in 18K White Gold weighing 10.10 grams. This 21-inch pendant features an oval-cut Kunzite (36 x 22.2 MM) in a pron...

Category

2010s North American Art Deco Pendant Necklaces

Materials

Aquamarine, Diamond, Kunzite, White Gold, 18k Gold

Diamond Cuff Platinum Bracelet with Over 100 Carat of Rose Cut Diamonds
Diamond Cuff Platinum Bracelet with Over 100 Carat of Rose Cut Diamonds

Diamond Cuff Platinum Bracelet with Over 100 Carat of Rose Cut Diamonds

Located in New York, NY

This truly unique, vintage diamond bracelet was expertly crafted in platinum for these 263 mixed shaped rose cut diamonds that weigh 100.37cts in total. The diamonds are graded as H ...

Category

20th Century Art Nouveau Cuff Bracelets

Materials

Diamond, Platinum

Modern Claw Ring 18kt White Gold with 100 Diamonds  0.54 carats
Modern Claw Ring 18kt White Gold with 100 Diamonds  0.54 carats

Modern Claw Ring 18kt White Gold with 100 Diamonds 0.54 carats

Located in Miami, FL

Modern Claw Ring 18kt White Gold with 100 Diamonds. Rose Gold is 0.54 carats Diamonds and 2.96 grams and White Gold is 0.52 carats Diamonds and 3.12 grams.

Category

2010s American Contemporary Cocktail Rings

Materials

Diamond

0.45 Carat Natural Diamond Bezel Cross Link Ring G SI 14k White Gold 100% Natur
0.45 Carat Natural Diamond Bezel Cross Link Ring G SI 14k White Gold 100% Natur

0.45 Carat Natural Diamond Bezel Cross Link Ring G SI 14k White Gold 100% Natur

By Morris & David

Located in New York, NY

0.45 Carat Natural Diamond Bezel Cross Link Ring G SI 14K White Gold 100% Natural Diamonds, Not Enhanced in any way Round Cut Diamond Ring 0.45CT G-H SI 14K White Gold, Bezel an...

Category

21st Century and Contemporary American Contemporary Fashion Rings

Materials

Diamond, White Gold, 14k Gold

1ct Round Diamond 100-Stone Star of David 14K Gold Necklace
1ct Round Diamond 100-Stone Star of David 14K Gold Necklace

1ct Round Diamond 100-Stone Star of David 14K Gold Necklace

Located in Los Angeles, CA

Available in yellow gold, rose gold, or white gold, it's the perfect piece to enhance any jewelry collection. Metal : 14k, 18K (Upon Request) Diamond Total Carats : 1 Carat Diamond ...

Category

2010s American Modern Necklace Enhancers

Materials

Diamond, Gold, 14k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

Mozambique 0.80Cts Unheated Ruby Cut Stone 100% Natural Certified
Mozambique 0.80Cts Unheated Ruby Cut Stone 100% Natural Certified

Mozambique 0.80Cts Unheated Ruby Cut Stone 100% Natural Certified

Located in Chicago, IL

Mozambique Ruby 0.80Cts Unheated Ruby Cut Stone 100%Natural Ruby CERTIFIED Item Details: Gold wt: 0.27 gm Approx Silver wt: 6.246 gm Diamond wt: 1.21 ct Gemstone wt: 41.36 ct Size: ...

Category

2010s Indian More Jewelry

Materials

Ruby

Recent Sales

14k Gold, 0.40 Carat Diamond & Ruby Ring. 100% Natural
14k Gold, 0.40 Carat Diamond & Ruby Ring. 100% Natural

14k Gold, 0.40 Carat Diamond & Ruby Ring. 100% Natural

Located in Miami, FL

Embrace timeless elegance with this vintage ladies' ring, crafted from 14k yellow gold and adorned with a captivating 0.20 carat Burma ruby and 0.20 carats of round brilliant-cut dia...

Category

21st Century and Contemporary South American Medieval Cluster Rings

Materials

Diamond, Ruby, Gold, 14k Gold, Yellow Gold

LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA
LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA

LEGACY 100 Carat Fancy Yellow Diamond Necklace 12 Carat Center GIA

Located in Mumbai, IN

Product Overview This 100 Carat Fancy Light Yellow to Y-Z Radiant-Cut Diamond Necklace is the epitome of refined brilliance.

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA
LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA

LEGACY 100 Carat Fancy Yellow Diamond Necklace 12 Carat Center GIA

Located in Mumbai, IN

This 100 Carat Fancy Yellow Radiant-Cut Diamond Necklace represents the pinnacle of elite high jewelry craftsmanship.

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

100-Carat Diamond Tennis Necklace Legacy Necklace 6 carat to 1 carat riveria
100-Carat Diamond Tennis Necklace Legacy Necklace 6 carat to 1 carat riveria

100-Carat Diamond Tennis Necklace Legacy Necklace 6 carat to 1 carat riveria

Located in Mumbai, IN

This 100-carat diamond tennis necklace is an awe-inspiring creation that embodies timeless sophistication and expert craftsmanship.

Category

21st Century and Contemporary Asian Modern Drop Necklaces

Materials

Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Radiant Diamond Necklace GIA
LEGACY 100 Carat Fancy Yellow Radiant Diamond Necklace GIA

LEGACY 100 Carat Fancy Yellow Radiant Diamond Necklace GIA

Located in Mumbai, IN

This is what brilliance at scale looks like. Composed of 100 carats of natural radiant-cut diamonds in a graduated rivière silhouette, this necklace is a triumph of color control, p...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Diamond, Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA
LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA

LEGACY 100 Carat Fancy Yellow Diamond Necklace 12 Carat Center GIA

Located in Mumbai, IN

Crafted for the world’s most discerning collectors, this 100 Carat Fancy Yellow Radiant-Cut Diamond Heritage Necklace is a monumental creation of light, scale, and prestige.

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA
LEGACY 100 Carat Fancy Yellow Diamond Necklace  12 Carat Center  GIA

LEGACY 100 Carat Fancy Yellow Diamond Necklace 12 Carat Center GIA

Located in Mumbai, IN

Crafted for the world’s most discerning collectors, this 100 Carat Fancy Yellow Radiant-Cut Diamond Heritage Necklace is a monumental creation of light, scale, and prestige.

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Radiant Diamond Necklace GIA
LEGACY 100 Carat Fancy Yellow Radiant Diamond Necklace GIA

LEGACY 100 Carat Fancy Yellow Radiant Diamond Necklace GIA

Located in Mumbai, IN

A legacy in motion. This 100-carat radiant cut diamond necklace captures the elegance of natural Fancy Light Yellow to Y–Z diamonds in a graduated rivière silhouette, beginning with ...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Diamond, Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond
LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

Located in Mumbai, IN

Step into the realm of royalty with this magnificent 100-carat Fancy Yellow Diamond Necklace, composed of natural cushion cut diamonds, each hand-selected for its pure golden hue, br...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Heart Diamond Necklace 8 Carat Centre GIA
LEGACY 100 Carat Fancy Yellow Heart Diamond Necklace 8 Carat Centre GIA

LEGACY 100 Carat Fancy Yellow Heart Diamond Necklace 8 Carat Centre GIA

Located in Mumbai, IN

This is more than a necklace. It is an emotion sculpted in diamonds — a 100-carat GIA certified river of heart-shaped brilliance, designed to mirror love at its grandest scale. At t...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond
LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

Located in Mumbai, IN

Step into the realm of royalty with this magnificent 100-carat Fancy Yellow Diamond Necklace, composed of natural cushion cut diamonds, each hand-selected for its pure golden hue, br...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond
LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

Located in Mumbai, IN

A once-in-a-lifetime creation — this 100-carat cushion cut diamond necklace is an exquisite cascade of Fancy Light Yellow to WX, YZ Yellow diamonds, each GIA certified, natural, a...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond
LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

LEGACY 100 Carat Fancy Yellow Cushion Diamond Tennis Necklace Natural Diamond

Located in Mumbai, IN

A once-in-a-lifetime creation — this 100-carat cushion cut diamond necklace is an exquisite cascade of Fancy Light Yellow to Fancy Yellow diamonds, each GIA certified, natural, and...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

LEGACY 100 Carat Fancy Yellow Heart Diamond Necklace 8 Carat Centre GIA
LEGACY 100 Carat Fancy Yellow Heart Diamond Necklace 8 Carat Centre GIA

LEGACY 100 Carat Fancy Yellow Heart Diamond Necklace 8 Carat Centre GIA

Located in Mumbai, IN

This is more than a necklace. It is an emotion sculpted in diamonds — a 100-carat GIA certified river of heart-shaped brilliance, designed to mirror love at its grandest scale. At t...

Category

21st Century and Contemporary Indian Modern Drop Necklaces

Materials

Yellow Diamond, 18k Gold

Artisan, 100 Carat Diamond Cognac Vine-Floral, Cuff Bracelet
Artisan, 100 Carat Diamond Cognac Vine-Floral, Cuff Bracelet

Artisan, 100 Carat Diamond Cognac Vine-Floral, Cuff Bracelet

Unavailable

H 3 in W 3 in Dm 9.5 in L 4.75 in

Artisan, 100 Carat Diamond Cognac Vine-Floral, Cuff Bracelet

Located in Aliso Viejo, CA

Unique, Artisan style diamond cuff bracelet featuring vines and floral designs with over 5,000 diamonds and dramatic colored, contracting diamonds. The metal is 14 karat yellow gol...

Category

Antique Mid-19th Century Unknown Artisan Clamper Bracelets

Materials

Diamond, 14k Gold, Sterling Silver

Yianni Creations 1.10 Carat Aquamarine Diamond Fine Silver 100% Handmade Ring
Yianni Creations 1.10 Carat Aquamarine Diamond Fine Silver 100% Handmade Ring

Yianni Creations 1.10 Carat Aquamarine Diamond Fine Silver 100% Handmade Ring

By Yianni Creations

Located in Astoria, NY

Yianni Creations 100% Handmade Ring from Fine Silver featuring 1.10 Carat Aquamarine accompanied by 0.03 Carat Diamond complemented by unique techniques of craftsmanship - brushed te...

Category

2010s Greek Contemporary Fashion Rings

Materials

Aquamarine, Diamond, White Diamond, Silver, Palladium

Alfred Hammel 18 Carat Solid Gold Diamond Watch, NO 029/100
Alfred Hammel 18 Carat Solid Gold Diamond Watch, NO 029/100

Alfred Hammel 18 Carat Solid Gold Diamond Watch, NO 029/100

Located in Splitter's Creek, NSW

Designer & numbered Alfred Hammel Bracelet Watch 029/100 is made from solid 18ct yellow Gold with Quartz movement. It features a concealed rectangular near white Dial with baton nu...

Category

21st Century and Contemporary Swiss Modern Wrist Watches

Materials

Diamond, Gold, 18k Gold

100-Carat Diamond Tennis Necklace  D-E-F Color  VVS-VS Clarity
100-Carat Diamond Tennis Necklace  D-E-F Color  VVS-VS Clarity

100-Carat Diamond Tennis Necklace D-E-F Color VVS-VS Clarity

Located in Mumbai, IN

This 100-carat diamond tennis necklace is an awe-inspiring creation that embodies timeless sophistication and expert craftsmanship.

Category

21st Century and Contemporary Asian Modern Drop Necklaces

Materials

Diamond, 18k Gold

2.39 Carat 100% Natural Afghan Emerald Oval Cut and Diamonds Ring in White Gold
2.39 Carat 100% Natural Afghan Emerald Oval Cut and Diamonds Ring in White Gold

2.39 Carat 100% Natural Afghan Emerald Oval Cut and Diamonds Ring in White Gold

By Shlomit Rogel

Located in Ramatgan, IL

2.39 Carat 100% Natural Afghan Emerald Oval Cut and Diamonds Ring in White Gold Total Luxury! A classic proportioned halo diamond and emerald ring set with a truly rare and beautifu...

Category

2010s Israeli Art Deco Cocktail Rings

Materials

Diamond, White Diamond, Emerald, 18k Gold, White Gold

100-Carat Diamond Tennis Necklace  D-E-F Color  VVS-VS Clarity
100-Carat Diamond Tennis Necklace  D-E-F Color  VVS-VS Clarity

100-Carat Diamond Tennis Necklace D-E-F Color VVS-VS Clarity

Located in Mumbai, IN

This 100-carat diamond tennis necklace is an awe-inspiring creation that embodies timeless sophistication and expert craftsmanship.

Category

21st Century and Contemporary Asian Modern Drop Necklaces

Materials

Diamond, 18k Gold

Top End 100% Natural Red Salmon Coral 1.10 Carat Diamond Flower Ring
Top End 100% Natural Red Salmon Coral 1.10 Carat Diamond Flower Ring

Top End 100% Natural Red Salmon Coral 1.10 Carat Diamond Flower Ring

Located in Napoli, IT

Luxury Coral This top end quality 100% natural untreated Coral of amazing Red Salmon colour is the star of this ring Large flower shaped, beautiful hand crafted as unique individual...

Category

Antique 1880s Contemporary Fashion Rings

Materials

Coral, Diamond, 18k Gold

Contemporary 100% Natural Emerald Diamond Cocktail Gold Ring
Contemporary 100% Natural Emerald Diamond Cocktail Gold Ring

Contemporary 100% Natural Emerald Diamond Cocktail Gold Ring

Located in Miami, FL

Metal: 14kt yellow gold. 1.25 carat emerald. 100% natural earth mined emerald set in bezel setting. Round shape. 0.12ct diamonds total. VS clarity and F color. Round cut diamonds. ...

Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, Emerald, Gold, 14k Gold, Yellow Gold

100 Carat Santa Maria Aquamarine Edwardian Pendant in Platinum
100 Carat Santa Maria Aquamarine Edwardian Pendant in Platinum

100 Carat Santa Maria Aquamarine Edwardian Pendant in Platinum

By Tiffany & Co.

Located in Warrington, PA

Incredibly exceptional original antique Edwardian platinum and diamond pendant. Set with a near 100 carat (97 carat) natural and original mine Santa-Maria Aquamarine. The stone is ...

Category

20th Century Unknown Edwardian Pendant Necklaces

Materials

Aquamarine, Diamond, Platinum

10.07 I SI1 Natural Round Diamond IGI #332878307 (100% Eye Clean)
10.07 I SI1 Natural Round Diamond IGI #332878307 (100% Eye Clean)

10.07 I SI1 Natural Round Diamond IGI #332878307 (100% Eye Clean)

Located in New York, NY

10.07 I SI1 Natural Round Diamond IGI #332878307 (100% Eye Clean) Full of Life, Faces Up Very White

Category

2010s Loose Gemstones

Materials

Diamond

100 Carat Aquamarine Platinum and Diamond Pendant Tassle
100 Carat Aquamarine Platinum and Diamond Pendant Tassle

100 Carat Aquamarine Platinum and Diamond Pendant Tassle

Located in Stamford, CT

Carved Aquamarine Pendant with Sapphire Bead Tassel. Inspired by Egyptian and Sumerian rolling seals, this 100ct hand-carved aquamarine pendant was turned from a 200ct plus piece of ...

Category

Antique Mid-19th Century Kenyan Pendant Necklaces

Materials

Aquamarine, Diamond, Platinum

100 carats Diamond Collar Necklace in 18k Yellow Gold
100 carats Diamond Collar Necklace in 18k Yellow Gold

100 carats Diamond Collar Necklace in 18k Yellow Gold

Located in La Jolla, CA

Estate 100 carats Diamond Collar Necklace in 18k Yellow Gold Very Fine estate necklace designed as a stylized collar set with Round Brilliant and Baguette cut diamonds totaling 10...

Category

21st Century and Contemporary North American Choker Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Mid-Century 100 Carat Color-Change Sapphire 11 Carat Diamond Flower Bracelet
Mid-Century 100 Carat Color-Change Sapphire 11 Carat Diamond Flower Bracelet

Mid-Century 100 Carat Color-Change Sapphire 11 Carat Diamond Flower Bracelet

Located in Lisbon, PT

Mid-Century 100-carats color-change carved sapphire and 11-carats round brilliant-cut diamond flower bracelet in platinum, 1950s/1960s.

Category

Mid-20th Century Unknown Modern Link Bracelets

Materials

Diamond, Sapphire, Platinum

1940s Tiffany & Co. 100 Carat Citrine Emerald Diamond Gold Necklace
1940s Tiffany & Co. 100 Carat Citrine Emerald Diamond Gold Necklace

1940s Tiffany & Co. 100 Carat Citrine Emerald Diamond Gold Necklace

By Tiffany & Co.

Located in Carmel-by-the-Sea, CA

Anchored in the center by an approximately 100 carat citrine and accented with 4.00 carats of emeralds and 1.25 carats of brilliant diamonds, the scrolling frame and substantial atta...

Category

Vintage 1940s Drop Necklaces

Materials

Citrine, Diamond, Emerald, Yellow Gold

100 Carat Natural Emerald Beads & Diamond Dangle/Drop Earrings 18 Kt White Gold
100 Carat Natural Emerald Beads & Diamond Dangle/Drop Earrings 18 Kt White Gold

100 Carat Natural Emerald Beads & Diamond Dangle/Drop Earrings 18 Kt White Gold

Located in New York, NY

Approximately 100 Carat Natural Emerald Beads & Diamond Hanging Earrings 18 Karat White Gold This exquisite pair of earrings are beautifully crafted with 18 karat White gold 100 ...

Category

2010s Dangle Earrings

Materials

Diamond, Emerald, 18k Gold, White Gold

100 Carats Natural Blue Sapphire, Emerald, Ruby & Diamonds Tutti Frutti Bracelet
100 Carats Natural Blue Sapphire, Emerald, Ruby & Diamonds Tutti Frutti Bracelet

100 Carats Natural Blue Sapphire, Emerald, Ruby & Diamonds Tutti Frutti Bracelet

By JEWEL HUB

Located in Hong Kong, HK

A very gorgeous and one of a kind, Art Deco style, Blue Sapphire, Emerald & Ruby Tutti Frutti Bracelet set in 18K White Gold & Diamonds. The combined weight of the Blue Sapphires, Em...

Category

21st Century and Contemporary Indian Art Deco Cuff Bracelets

Materials

Diamond, Emerald, Ruby, Blue Sapphire, 18k Gold

1.09 Carat Pink GIA Diamond, Christopher Designs L'Amour Crisscut L101-100
1.09 Carat Pink GIA Diamond, Christopher Designs L'Amour Crisscut L101-100

1.09 Carat Pink GIA Diamond, Christopher Designs L'Amour Crisscut L101-100

By Christopher Designs

Located in Carmel, IN

This is a beautiful 18k white gold Christopher Designs ring design, but what makes this ring extra special is the diamond in the center. The center diamond is a 1.09 carat fancy pink...

Category

2010s American Engagement Rings

Materials

Diamond, Pink Diamond, 14k Gold, 18k Gold, White Gold

100 Diamond Clover Station Gold Bracelet in 14K Yellow Gold Flexible Bangle
100 Diamond Clover Station Gold Bracelet in 14K Yellow Gold Flexible Bangle

100 Diamond Clover Station Gold Bracelet in 14K Yellow Gold Flexible Bangle

By Five Star Jewelry

Located in Austin, TX

This clover bracelet has 100 diamonds that weigh 1.00 carats total weight that go all the way around the wrist. The bracelet is all 14 karat solid gold with 4 diamonds that make up e...

Category

21st Century and Contemporary American Contemporary Modern Bracelets

Materials

Diamond, 14k Gold, Yellow Gold

16 Carat Round Marquise Diamond Ruby Bracelet 100% Handmade in Italy
16 Carat Round Marquise Diamond Ruby Bracelet 100% Handmade in Italy

16 Carat Round Marquise Diamond Ruby Bracelet 100% Handmade in Italy

Located in Chicago, IL

An amazing bracelet done with 13 carats of very fine diamonds and 3 carats of very bright rubies. The bracelet has been entirely handmade bezel by bezel a work that today will requir...

Category

1990s Beaded Bracelets

Materials

Diamond, White Diamond, Ruby

4 Carat Certified Diamond Studs 100% Natural Earth Mined Excellent Cut
4 Carat Certified Diamond Studs 100% Natural Earth Mined Excellent Cut

4 Carat Certified Diamond Studs 100% Natural Earth Mined Excellent Cut

By Antinori Fine Jewels

Located in Chicago, IL

This gorgeous 4 carats pair of round brilliant cut natural diamonds have absolutely exceptional cuts, bright white appearance, impressive size, and dazzling sparkle! The diamonds are...

Category

2010s Italian Modern Stud Earrings

Materials

Diamond

GIA Certified 1.91 Carat Round Brilliant Cut Diamond Eye Clean 100%
GIA Certified 1.91 Carat Round Brilliant Cut Diamond Eye Clean 100%

GIA Certified 1.91 Carat Round Brilliant Cut Diamond Eye Clean 100%

By Antinori Fine Jewels

Located in Chicago, IL

Center diamond is a beautiful 1.40 F color SI1 Clarity Round Cut Natural Certified Diamond surrounded by additional 0.50 carat tapered baguette diamonds The main stone is triple exc...

Category

2010s Italian Modern Engagement Rings

Materials

Diamond, White Diamond, 18k Gold

Impressive 100 Carat Tanzanite Tourmaline Diamond Pearl Cuff Bracelet
Impressive 100 Carat Tanzanite Tourmaline Diamond Pearl Cuff Bracelet

Impressive 100 Carat Tanzanite Tourmaline Diamond Pearl Cuff Bracelet

Located in New York, NY

Impressive 100 Carat Cabochon Tanzanite Tourmaline Diamond Pearl Bracelet measures 7 inches long and 2 inches wide.

Category

2010s American Art Deco Cuff Bracelets

Materials

Black Diamond, Freshwater Pearl, Tanzanite, Tourmaline, Sterling Silver

HRD IGI Certified 5.04 Carat Round Brilliant Cut Diamond Studs 100% Eye Clean
HRD IGI Certified 5.04 Carat Round Brilliant Cut Diamond Studs 100% Eye Clean

HRD IGI Certified 5.04 Carat Round Brilliant Cut Diamond Studs 100% Eye Clean

By Antinori Fine Jewels

Located in Chicago, IL

These exquisite stud earrings are graded by the HRD and IGI Antwerp as 2.50 and 2.54 Carat each, I Color SI2 clarity, The super clean SI2 is 100% clean to the eye. These super whit...

Category

2010s Italian Modern Stud Earrings

Materials

Diamond, White Diamond, 14k Gold

4.92 Carat Colombian Emerald Diamond Stud Earrings 100% Natural 18 Karat
4.92 Carat Colombian Emerald Diamond Stud Earrings 100% Natural 18 Karat

4.92 Carat Colombian Emerald Diamond Stud Earrings 100% Natural 18 Karat

Located in Brunswick, ME

These Style precious gemstone and exclusive Emerald with Diamonds stud earrings All natural gemstones , selected and the finest Colombian emeralds quality. Featuring two Genuine and...

Category

2010s American Contemporary Stud Earrings

Materials

Diamond, Emerald, 18k Gold

2 Carat Old Mine Cut Antique Diamond Stud Earrings E/F Color 100% Eye Clean
2 Carat Old Mine Cut Antique Diamond Stud Earrings E/F Color 100% Eye Clean

2 Carat Old Mine Cut Antique Diamond Stud Earrings E/F Color 100% Eye Clean

By Antinori Fine Jewels

Located in Chicago, IL

This gorgeous and rare 2.01ctw antique matched pair of old mine cut diamonds is bright white, eye clean, full of old world charm, and dazzling with phenomenal sparkle! Cut by hand ov...

Category

Antique Early 1900s Unknown High Victorian Stud Earrings

Materials

Diamond

100 Carats Aquamarine Diamond Platinum Bracelet
100 Carats Aquamarine Diamond Platinum Bracelet

100 Carats Aquamarine Diamond Platinum Bracelet

By Shreve, Crump & Low

Located in Chestnut Hill, MA

Platinum flexible vintage bracelet consisting of 5 emerald cut aquamarines having a total weight of approximately 100 carats set with approximately 5.00 carats total weight of round ...

Category

20th Century American More Bracelets

Materials

Aquamarine, Diamond, Platinum

Sidney Garber Pink Sapphires and Diamonds Earrings 100 Carat Total 18 Karat Gold
Sidney Garber Pink Sapphires and Diamonds Earrings 100 Carat Total 18 Karat Gold

Sidney Garber Pink Sapphires and Diamonds Earrings 100 Carat Total 18 Karat Gold

Located in Las Vegas, NV

Designer: Sidney Garber Pink Diamonds = 0.8 carats White Diamonds = 9.13 carats Pink Sapphire = 13.15 carats Other Sapphires = 81.1 carats Metal: 18K Yellow Gold Jewelry Gift Box In...

Category

21st Century and Contemporary Modern Chandelier Earrings

Materials

Diamond, Pink Diamond, Pink Sapphire, Gold, 18k Gold, White Gold

Platinum Natural 100% Guarantee No Heat Sapphire and Diamond Ring 6.75 Carat
Platinum Natural 100% Guarantee No Heat Sapphire and Diamond Ring 6.75 Carat

Platinum Natural 100% Guarantee No Heat Sapphire and Diamond Ring 6.75 Carat

Located in Beverly Hills, CA

Beautiful sapphire & diamond ring Very elegant for everyday wear !! No heat!! Approx 1.05 ctw of G-H, VS diamonds no heat Sapphire approx ct 5.70 Size 2 3/4 (sizable) Weight...

Category

2010s Cluster Rings

Materials

Diamond, Sapphire, Platinum

18-carats yellow gold watch with soft mesh and 100 round cut diamonds of 1 carat
18-carats yellow gold watch with soft mesh and 100 round cut diamonds of 1 carat

18-carats yellow gold watch with soft mesh and 100 round cut diamonds of 1 carat

Located in Monte-Carlo, MC

18-carats yellow gold watch with soft mesh and a square case decorated with 100 brilliant 0.01-carat round cut diamonds, for a total of 1 carat. This soft mesh gives it a smooth and ...

Category

Early 2000s Wrist Watches

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Extremely Fine 100 % Natural Red Salmon 3.25 Carat Diamond Rare Drop Earrings
Extremely Fine 100 % Natural Red Salmon 3.25 Carat Diamond Rare Drop Earrings

Extremely Fine 100 % Natural Red Salmon 3.25 Carat Diamond Rare Drop Earrings

Located in Napoli, IT

Luxury Coral Just like a Diamond Coral is rated for quality; totally untreated not enhanced Natural Coral is very rare and only set on the very high end jewellery This earrings set ...

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Vintage 1980s Italian Contemporary Dangle Earrings

Materials

Coral, Diamond, 18k Gold

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100 Carat Diamond Jewelry For Sale on 1stDibs

You are likely to find exactly the piece of 100 carat diamond jewelry you’re looking for on 1stDibs, as there is a broad range for sale. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Platinum. Our collection of these items for sale includes 8 vintage editions and 24 modern creations to choose from as well. If you’re looking for an item from our selection of 100 carat diamond jewelry from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th Century while another version may have been produced as recently as the 21st Century. For this particular piece, 1.5 Carat and 2 Carat are consistently popular carat weights. A choice in our collection of 100 carat diamond jewelry from Antinori Fine Jewels, Christopher Designs and Diana M. Jewels — each of whom created a beautiful version of this treasured accessory — is worth considering. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes oval cut and rose cut alternatives. When shopping for an object in our assortment of 100 carat diamond jewelry, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a 100 Carat Diamond Jewelry?

Prices for a piece of 100 carat diamond jewelry can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1,500 and can go as high as $462,500, while this accessory, on average, fetches $27,550.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.