45 Carats
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45 Carat Diamond Tennis Necklace
By Antinori Fine Jewels
Located in Rome, IT
An exquisite 45 carat riviera tennis necklace
F color
clarity SI2-SI3 100% eye clean
Category
2010s Italian Modern Chain Necklaces
Materials
Diamond, White Diamond, 14k Gold
Platinum Diamond Bracelet 45 Carat
Located in New York, NY
comprised of 45 carats of brilliant diamonds crafted in platinum, alternating with similarly set geometrical
Category
Vintage 1960s American More Bracelets
Materials
Diamond, Platinum
.45 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Brilliant
Carat Weight: .45 carat
Color: I
Clarity: SI1
Side Stone Details:
Shape: antique Single Cut
Category
Vintage 1930s Unknown Art Deco Engagement Rings
Materials
White Diamond, Platinum
45 Carats Marquise, Round, Pear Diamond Choker Necklace
By Antinori Fine Jewels
Located in Rome, IT
45 carat
Round , Pear, Marquise, Princess, & Baguette Cut Diamond Necklace in 14K White Gold.
All
Category
2010s Italian Chain Necklaces
Materials
Diamond, White Diamond, 14k Gold, White Gold
.45 Carat Diamond White Gold Engagement Ring
Located in Atlanta, GA
Diamond Details:
Weight: .45 carat
Cut: Old European
Color: H
Clarity: VS2
Side Diamond Details:
Weight
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
White Diamond, 18k Gold, White Gold
Magnificent 45 Carat Approx. Sapphire Diamond Choker Necklace
Located in Palm Beach, FL
Here is your opportunity To Own A- One-Of-A-Kind Magnificent Choker Necklace, Approximately 45
Category
21st Century and Contemporary Choker Necklaces
.45 Carat Yellow Gold Diamond Engagement Ring
Located in Atlanta, GA
Details
Shape: Old European Brilliant
Carat Weight: .45 carat
Color: Fancy Brown
Clarity: SI2
Side
Category
Antique 1880s Unknown Victorian Engagement Rings
Materials
Brown Diamond, White Diamond, 14k Gold, Yellow Gold
Harry Winston Diamond Necklace 45 Carats of Diamonds
By Harry Winston
Located in New York, NY
Harry Winston Diamond Necklace 45 Carats of Diamonds
A vintage Harry Winston piece, glamorously
Category
1990s American Modern More Necklaces
Materials
Diamond, Platinum
Audemars Piguet Offshore Customized 45 Carats VVS Diamond Watch
By Audemars Piguet
Located in New York, NY
Audemars Piguet Offshore 18K Gold and Stainless Steel Iced Out 45 Carats Diamonds
multi color
Category
2010s Swiss Wrist Watches
Materials
Diamond, 18k Gold, Stainless Steel
Impressive Platinum 45 Carat Diamond Estate Link Bracelet
Located in New York, NY
bracelet features 45 carats of total diamond weight. Mounted in platinum for a luxurious and thrilling look
Category
20th Century Unknown Art Deco Retro Bracelets
Materials
Diamond, Platinum
.45 Carat Diamond Old Euro Filigree Gold Engagement Ring
Located in Stamford, CT
setting.
1 round old euro diamond 5.0 x 4.86 x 2.78mm G-H SI approximate .45 carats EGL Certificate # US
Category
Early 20th Century Engagement Rings
Materials
Diamond, White Gold, Gold, 18k Gold
Garnet Solitaire Ring, Yellow Gold, Beaded Band, .45 Carat Round Garnet
By Five Star Jewelry
Located in Austin, TX
are listed below:
Metal Quality: 14 karat yellow gold
Gemstone: Garnet
Gemstone Weight: .45 Carats
Category
2010s American Contemporary Band Rings
Materials
Garnet, 14k Gold, Yellow Gold
Circa 1950s Diamond Collar Necklace 45 Carats 18 Karat Yellow Gold
By Harbor Diamonds
Located in New York, NY
Circa 1950's, this Vintage Collar necklace features round brilliants weighing approximately 45
Category
Vintage 1950s Contemporary Choker Necklaces
Materials
Diamond, 18k Gold, Yellow Gold
18K Yellow Gold 45 Carat Aquamarine and Diamond Ring
Located in New York, NY
18K Yellow Gold 45 Carat Aquamarine And Diamond Fashion Cocktail Fine Estate Ring.
Extra large pear
Category
20th Century American Modern Cocktail Rings
Materials
Aquamarine, Diamond, Yellow Gold, 18k Gold
Audemars Piguet Offshore Customized 45 Carats VVS Diamond Watch
By Audemars Piguet
Located in New York, NY
forward. but any watchmaker can service watch
excellent condition
vvs collection diamonds 45 carats
Category
2010s Swiss Wrist Watches
Materials
Diamond, 18k Gold
45 Carat Oval Cut Ruby and 28 Carat Diamond Necklace Suite 18 Karat Gold, Bridal
Located in New York, NY
45 Carat Oval Cut Ruby and 28 Carat Diamond Necklace Suite 18 K Gold, Bridal
This bridal suite
Category
20th Century Drop Necklaces
Materials
Diamond, Ruby, 18k Gold
Free Shipping
L 16 in
Diamond Stud Earrings Natural Mined 45 Carat G SI1 Round 3 Prong Martini 14k
Located in Dearborn, MI
- Round
*Total Carat Weight: .45 Carat
*Color: G
*Clarity: SI1
*Cut: Excellent
Category
Early 2000s Stud Earrings
Materials
Diamond, 14k Gold, White Gold
1920s Art Deco .45 Carat Old European Brilliant Cut Diamond Engagement Ring
Located in Atlanta, GA
Details:
Shape: Old European Brilliant
Carat Weight: .45 carat
Color: I
Clarity: VS1
Side Stone Details
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
White Diamond, 18k Gold, White Gold
2.62 Carat London Blue Topaz and .45 Carat Diamond Gold Ring by Lauren Harper
By Lauren Harper
Located in Winnetka, IL
.45 carat Diamond statement ring is made in 18kt Gold. Size 6.5. Can be made in any size as a special
Category
2010s Artisan Cocktail Rings
Materials
Diamond, Topaz, Gold, 18k Gold
Majestic 45 Carat Diamond Cascading Princess Necklace in 18 Karat White Gold
Located in Tustin, CA
Very majestic, ladies 18 karat white gold, 45 carat diamond princess style necklace highlights the
Category
21st Century and Contemporary American Artisan Drop Necklaces
Materials
Diamond, 18k Gold, White Gold
Free Shipping
W 0.75 in D 0.18 in L 17.5 in
Vintage Artisan Men's Gold Diamond Ring: .45 Carat Diamond, Sizable 10.5
Located in Fairfield, CT
centered with a .45 carat brilliant-cut round diamond, exquisitely set to showcase its sparkle. The band
Category
20th Century Unknown Artisan Band Rings
Materials
Diamond, Gold, 14k Gold, Yellow Gold
Art Deco Style 18 Karat Gold 45 Carat Emeralds Twisted Chain Beaded Necklace
By Rossella Ugolini
Located in Rome, IT
beaded necklace Sautoir made in 18 karats yellow gold with 45 carats emeralds beads handcrafted one by
Category
2010s Italian Art Deco Chain Necklaces
Materials
Emerald, Gold, 18k Gold, Yellow Gold
Free Shipping
W 0.2 in L 39.38 in
45 Carat Ruby Drop and Diamond Hanging/Chandelier Earrings 14 Karat Yellow Gold
Located in New York, NY
45 Carats of two Ruby drops and Diamond Hanging Earrings 14 K Yellow Gold
This exquisite pair
Category
Early 2000s Dangle Earrings
Materials
Diamond, Ruby, 14k Gold
Channel Set Diamond Bar Link Bracelet 14 Karat White Gold .45 Carats Total
Located in Scottsdale, AZ
, this bracelet goes with just about everything.
Metal: 14 Karat White Gold
Natural Diamonds: .45 carat
Category
21st Century and Contemporary Unknown Contemporary Link Bracelets
Materials
Diamond, 14k Gold, Gold, White Gold
Free Shipping
W 0.23 in L 6.75 in
1920s Art Deco .45 Carat Old European Diamond Platinum Shield Ring
Located in Atlanta, GA
1920s Art Deco .45 Carat Old European Diamond Platinum Shield Ring
Fits Ring Size 5
Platinum
Category
Early 20th Century Unknown Art Deco Engagement Rings
Materials
Diamond, Platinum
GIA Certified 45 Carat Natural Burma Ruby & Diamond Necklace 18 Karat White Gold
Located in New York, NY
approximately 45 carats of natural Burma ruby set with approximately 14 carats of round brilliant cut Diamonds
Category
1990s Link Necklaces
Materials
Diamond, Ruby, 18k Gold, White Gold
45 Carat Natural Aquamarine and Diamond Cocktail Ring 14 Karat Gold, Estate
Located in New York, NY
Approximately 45 Carat Natural Aquamarine & 2.5 Ct Diamond Cocktail Ring 14 Karat white gold
Category
Early 2000s Cocktail Rings
Materials
Aquamarine, Diamond, 14k Gold
45 Carat Baguette and Round Cut Natural E-F Color Diamond Bracelet in Platinum
Located in Miami, FL
diamonds, showcasing a total of 45 carats in diamonds.
Crafted with meticulous attention to detail, the
Category
21st Century and Contemporary Art Deco Link Bracelets
Materials
Diamond, Platinum
45 Carat Mixed Cut Green Peridot Cluster Choker Necklace in 14K Yellow Gold
By Gad & Co.
Located in Miami, FL
Elevate your style with this breathtaking 45-carat peridot gemstone cluster choker necklace. These
Category
2010s American Modern Choker Necklaces
Materials
Peridot, 14k Gold, Yellow Gold
Free Shipping
W 0.5 in L 16 in
45 Carat Natural Pear Brazilian Emerald Tennis Necklace 14KWG , 16" Long
Located in New York, NY
weight approximately 45 carats
No diamonds , for those customers who ask me for necklace with no diamonds
Category
2010s Link Necklaces
Materials
Diamond, Emerald, 14k Gold
8, 45 carats Cabochon tourmaline and diamonds ring
Located in PARIS, FR
Stones: 1 tourmaline of 8.45cts, 12 diamonds: 0.29ct
Material: White gold
Dimensions: 1.4cm
Weight: 6.6g
Period: Recent
Size: 53 (free sizing)
Certificate
Ref. : 25428 25449
Category
Early 2000s Fashion Rings
Materials
Diamond, Tourmaline, White Gold
.45 Carat Diamond White Gold Cross Pendant Necklace
Located in Stamford, CT
17 round brilliant cut diamond cross pendant necklace in 14k white gold on a 18 inch 14k white gold chain.
17 round brilliant cut diamonds, .45cts
14k white gold
Stamped: 14KT
6...
Category
Late 20th Century Pendant Necklaces
Materials
Diamond, Gold, 14k Gold, White Gold
.45 Carat Diamond Cluster White Gold Pendant Necklace
Located in Stamford, CT
1950's 14k white gold diamond cluster pendant with an 18 Inch chain
1 round brilliant cut diamonds H VS, approx. .25cts
8 round brilliant cut diamonds H-I SI, approx. .20cts
14k whi...
Category
Mid-20th Century Pendant Necklaces
Materials
Diamond, Gold, 14k Gold, White Gold
.45 Carat Diamond Rose White Gold Band Ring
Located in Stamford, CT
12.5mm Wide heavy diamond band ring. 9 round full cut diamonds on both ends of ring totaling 18 diamonds, set into 18k White gold ends with a 18k rose gold middle.
18 round full cu...
Category
Late 20th Century Band Rings
Materials
Diamond, Gold, White Gold, 18k Gold, Rose Gold
.45 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 4.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 3.0 grams
Diamond Details:
Weight: .45ct
Cut: Old European brilliant
Color: F
Clarity: VS1
Side Diamonds: .10ct,...
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
Diamond, Platinum
.45 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.0 grams
Center Diamond Details:
Weight: .45carat
Cut: Old European brilliant
Color: G
Clarity: VS
Side Stone De...
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
Diamond, Platinum
.45 Carat Diamond Mabe Pearl Yellow Gold Earrings
Located in Stamford, CT
15mm Mabe pearl clip post diamond earrings in 14k yellow gold
18 round brilliant cut diamonds I VS approx. .45cts
2 Mabe rose hue pearls .15mm
14k yellow gold
Stamped: 14k
13.8 gr...
Category
21st Century and Contemporary Lever-Back Earrings
Materials
Diamond, Pearl, Gold, 14k Gold, Yellow Gold
GIA Certifed 45 Carat Radiant Cut Diamond 18k Bracelet
By Antinori Fine Jewels
Located in Rome, IT
45.30 carats.
The brilliance of these diamonds is further accentuated by their exceptional quality
Category
2010s Italian Modern Tennis Bracelets
Materials
Diamond, White Diamond, Platinum
.45 Carat Marquise Diamond Platinum Three-Stone Engagement Ring
Located in Stamford, CT
1950's Marquise diamond engagement ring. Marquise center stone set in platinum with two baguette side diamonds. EGL certified# US64833201D
1 Marquise diamond, approx. total weight ....
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Platinum
.45 Carat Old European Diamond Victorian Gold Engagement Ring
Located in Stamford, CT
open work setting.
1 Old European .45 F-G VS2 EGL Certificate 400147244D
Size: 6.25 and sizable
18k
Category
Early 20th Century Victorian Engagement Rings
Materials
Diamond, Gold, 18k Gold, Yellow Gold
.45 Carat Blue Sapphire Diamond Yellow Gold Bangle Bracelet
Located in Stamford, CT
Sapphire and diamond bangle bracelet. Two hands elegantly holding 2 marquise shaped sapphires with 24 round diamond accents. Fits a 7 to 7.5 Inch wrist
2 marquise blue sapphires, a...
Category
21st Century and Contemporary Bangles
Materials
Sapphire, Diamond, Blue Sapphire, Gold, 14k Gold, Yellow Gold
Magnificent Solid Platinum Ring with 45 Carat Tourmaline & Diamonds
Located in Antwerp, BE
Exceptional Magnificent Solid Platinum Ring With 45.6 Carat Natural Tourmaline & Diamonds
This
Category
21st Century and Contemporary Artisan Dome Rings
Materials
Diamond, Tourmaline, 18k Gold, White Gold, Platinum
GIA Certified 45 Carat Oval Shaped Diamond Riviera Necklace
By Issac Nussbaum
Located in New York, NY
extraordinary ideal oval shaped diamonds,
weighing approximately 45 total carat weight, Diamonds range E-G
Category
2010s American Choker Necklaces
Materials
Diamond, Platinum
1960s 14k Yellow Gold .45 Carat Diamond Engagement Ring
Located in Atlanta, GA
Item Details:
Ring Size: 6
Metal Type: 14k White Gold [Hallmarked, and Tested]
Weight: 3.4 grams
Band Width: 2.9mm
Condition: Excellent
Category
Vintage 1960s Unknown Engagement Rings
Materials
Yellow Gold
Peter Suchy .45 Carat Diamond Platinum Eternity Wedding Band Ring
By Peter Suchy
Located in Stamford, CT
Diamond wedding band ring. Beaded channel set diamond antique Inspired eternity ring with full cut diamonds and engraved sides. Not sizable but can be ordered in any size. Designed a...
Category
21st Century and Contemporary Band Rings
Materials
Diamond, Platinum
Tiffany & Co .45 Carat Diamond White Gold T Pendant Necklace
By Tiffany & Co.
Located in Stamford, CT
Tiffany & Co Diamond medium size diamond "T" circle pendant in 18k white gold. 60 round cut diamonds, .45cts. 18 inches in length.
60 round brilliant cut diamonds, G VS approx. .45...
Category
21st Century and Contemporary Pendant Necklaces
Materials
Diamond, 18k Gold, White Gold, Gold
Vhernier 7, 45 Carat Sapphires and Diamonds Gray Gold Ring
By Vhernier
Located in Bari, IT
Vhernier Ring in 18K yellow solid gold, 7,45 Carat Sapphires and Diamonds brillant cut 0,77
Category
Early 2000s Italian Modern Cocktail Rings
Materials
Ruby, Diamond, Sapphire, Gold
.45 Carat Total Weight Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 4.25
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 2.5 grams
Diamond Details:
Weight: .45ct, total weight
Cut: Old European brilliant
Color: G-H
Clarity: VS
Pea...
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
Diamond, Platinum
.45 Carat Total Weight Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Ring Size: 5.75
Metal Type: Platinum [Hallmarked, and Tested]
Weight: 4.6 grams
Diamond Details:
Weight: .45ct, total weight
Cut: Old European brilliant
Color: G-H
Clarity: VS
Fing...
Category
Vintage 1930s Unknown Art Deco Engagement Rings
Materials
Diamond, Platinum
Dior Diorella 45 Carat Rubellite Diamond Yellow Gold Cocktail Ring
By Christian Dior
Located in Feasterville, PA
A work of art by Dior showcasing a massive 45ct sugarloaf rubellite adorned with diamonds flowers showcasing a pink sapphire and green enamel throughout the ring. The diamonds have a...
Category
2010s Cocktail Rings
Materials
Rubelite, Pink Sapphire, Diamond, Yellow Gold
.45 Carat Rose Cut Diamond Halo Necklace, 14K Rose Gold, Adjustable
By Five Star Jewelry
Located in Austin, TX
Diameter: .5 mm
Measurements: 2.5 cm X .5 cm
Total Carat Weight: .45 ct
Category
21st Century and Contemporary American Contemporary Drop Necklaces
Materials
Diamond, 14k Gold, Rose Gold
.45 Carat Diamond Enamel Yellow Gold Art Nouveau Revival Pendant Necklace
Located in Stamford, CT
1970's Art Nouveau Revival style enamel and diamond necklace. This unique necklace is 18k yellow gold with an 18k yellow gold, white translucent enameled and diamond trim gowned woma...
Category
Late 20th Century Pendant Necklaces
Materials
Diamond, Gold, 18k Gold, Yellow Gold, Enamel
18 Karat Yellow Gold Earrings with Lapis and .45 Carat Diamonds
Located in New York, NY
.
Total diamond weight 0.45 carats
The earrings are stamped with the jewelers hallmarks
Category
Vintage 1980s Italian Retro Lever-Back Earrings
Materials
Diamond, Lapis Lazuli, 18k Gold, Yellow Gold
18 Karat Gold Citrine Star Motif Pendant Necklace Brooch 45 Carat
Located in Wallkill, NY
Take a look at this amazing custom piece. Approximately 50 Carats of Madeira Citrine set in 18K
Category
Vintage 1970s Pendant Necklaces
Materials
Citrine, Gold, 18k Gold
14 Karat White Gold .45 Carat Natural Diamond Anniversary Band Ring
Located in Baltimore, MD
14 Karat White Gold .40 CTW Natural Diamond Anniversary Band Ring Size 7
Metal: 14k white gold
Weight: 1.47 grams
Diamonds: 14 round brilliant cut natural diamonds, approx. 0.45 CTW...
Category
21st Century and Contemporary American Modern Band Rings
Materials
Diamond, White Gold
.45 Carat Old European Diamond Two Tone Gold Men's Art Deco Ring
Located in Stamford, CT
Vintage 1930's men's diamond halo ring. Large 14k yellow gold setting with .50ct round center diamonds and a halo of 10 single cut diamonds which are set in 14k white gold. This ring...
Category
Early 20th Century Fashion Rings
Materials
Diamond, Gold, 14k Gold, White Gold, Yellow Gold
French 1950s 3, 45 Carats Diamond 18 Karats White Gold Solitaire Ring
Located in Poitiers, FR
, which adorns the top of this setting, is held in claws.
Total weight of the diamond : 3.45 carats
Category
Vintage 1950s French Retro Solitaire Rings
Materials
Diamond, White Diamond, Gold, 18k Gold, White Gold, Platinum
18 Karat Gold Grapevine Brooch with 2 Carat Rubies and .45 Carat Diamonds
Located in Stamford, CT
Vintage 18 Kt Yellow Gold Grapevine Brooch w. 2 Ct Rubies and .45 Ct Diamonds. Italy.
Category
Vintage 1960s Italian Brooches
Materials
Diamond, 18k Gold
Free Shipping
H 1.75 in W 1.625 in D 0.5 in
.45 Carat Art Deco Diamond 18 Karat Yellow Gold/Platinum Wedding Band
Located in Atlanta, GA
Ring Size: 7
Metal Type: 18k Yellow Gold & Platinum [Hallmarked, and Tested]
Weight: 1.5 grams
Diamond Details:
Weight: .45ct
Cut: Old European brilliant
Color: G-H
Clarity: VS
Fin...
Category
Vintage 1920s Unknown Art Deco Wedding Rings
Materials
Diamond, Yellow Gold, Platinum
2, 45 carat Sapphires 2, 36 carat Diamonds 18 kt White Gold Ring
Located in Marcianise, Marcianise (CE)
SHIPPING POLICY:
No additional costs will be added to this order.
Shipping costs will be totally covered by the seller (customs duties included).
PS: THIS POLICY IS NOT APPLICABLE ...
Category
Vintage 1980s Italian Retro Fashion Rings
Materials
Diamond, Blue Sapphire, 18k Gold
- 1
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45 Carats For Sale on 1stDibs
Find an expansive variety of 45 carats available on 1stDibs. All of the items for sale were constructed with extraordinary care, often using Gold, White Gold and 18k Gold. Find a collection of 440 vintage versions or 694 modern creations for a more contemporary example of these cherished accessories. Our inventory is broad and distinctive, with accessories on offer that were made as long ago as the 18th Century to those produced as recently as the 21st Century. Modern and Contemporary are consistently popular styles when it comes to 45 carats. Versions of these items have been a part of the life’s work for many jewelers, but those produced by LB Exclusive, Gabriel & Co. and Mark Broumand are consistently popular. Browse our collection of 857 Diamond versions today to add the perfect touch to your look. A selection of round cut, oval cut and emerald cut can be found today on these pages. There aren’t many items for men in our collection of 45 carats, as most of the options available are for women.
How Much are 45 Carats?
Prices for 45 carats start at $360 and top out at $498,000 with these rings, on average, selling for $3,785.
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Ballerine Ring