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100 Carat Necklace

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100.19 Carat Graduating Diamond Fringe Necklace
By Roman Malakov
Located in New York, NY
An important and brilliant necklace showcasing 100.19 carats of diamonds, set in an intricate and fringe design. Made in 18 karat white gold. Style available in different price ran...
Category

21st Century and Contemporary Contemporary More Necklaces

Materials

Diamond, 18k Gold, White Gold

100.00 Carat Moonstone Yellow Gold Necklace
Located in Stamford, CT
Solid 18k yellow gold link chain with 15 tumbled moonstones. Can be worn once or twice around the neck. 15 elongated rectangular shaped white moonstone beads, approx. 100.00 18k ye...
Category

21st Century and Contemporary More Necklaces

Materials

Moonstone, Gold, 18k Gold, Yellow Gold

Important 100 Carat Kunzite Diamond Necklace
By Michael Kanners
Located in Bal Harbour, FL
An absolutely fabulous, and one of a kind, necklace featuring a cushion cut kunzite weighing 103.95 carats suspended from three platinum and diamond chains set throughout with cushio...
Category

2010s Contemporary Pendant Necklaces

Materials

Diamond, Kunzite, Platinum

Important 100 Carat Kunzite Diamond Necklace
By Michael Kanners
Located in Bal Harbour, FL
An absolutely fabulous, and one of a kind, necklace featuring a cushion cut kunzite weighing 103.95 carats suspended from three platinum and diamond chains set throughout with cushio...
Category

2010s Contemporary Pendant Necklaces

Materials

Diamond, Kunzite, Platinum

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 Drop Necklaces

Materials

Diamond, Platinum

Graff Certified 100.13 Carat Diamond Necklace
By Graff
Located in New York, NY
An important necklace created by Graff. Made in platinum and set with pear shape, marquise, and round diamonds all over the necklace weighing 100.13 carats total. 19 diamonds are ce...
Category

Late 20th Century More Necklaces

Materials

Diamond, Platinum

Natural 100 Carat Natural Ruby Bead Single Strand Necklace with Silver Clasp
Located in New York, NY
Natural 100 Ct Natural Ruby Bead Single Strand Necklace with Silver Clasp 27" long 1 layers of Natural Ruby Beads These are smooth beads , have very much Luster and shine Beauti...
Category

2010s More Necklaces

Materials

Ruby, Silver

PANIM 100 Carat Diamond Briolette Floral Necklace set in 18 Karat White Gold
By PANIM
Located in Tsim Sha Tsui, Hong Kong
PANIM 100 Carat Diamond Briolette Floral Necklace set in 18 Karat White Gold Hand cut by our master craftsmen, the Floral Link Diamond Chain Necklace is the sister to the One-Link D...
Category

2010s Modern Drop Necklaces

Materials

Diamond, White Diamond, 18k Gold

Riviera Tennis Diamond Necklace 15 Carats G Color VS/SI2 Clarity 100% Eye Clean
By Antinori Fine Jewels
Located in Rome, IT
This timelessly elegant riviera necklace dazzles with 15 carats of bright white, eye clean, and excellently cut diamonds. Exceptionally well cut, these diamonds are very bright and l...
Category

2010s Modern Choker Necklaces

Materials

Diamond, White Diamond, 18k Gold

100.17 Carat Black Diamond Faceted Necklace with a White Gold Diamond Clasp
By llyn strong
Located in Greenville, SC
A strand of round faceted black diamonds 100.17 total carat weight with a white gold white diamond clasp. This necklace was designed and made by llyn strong.
Category

2010s Contemporary Beaded Necklaces

Materials

White Diamond, Black Diamond, 14k Gold, White Gold

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 Pendant Necklaces

Materials

Aquamarine, Diamond, Platinum

Certified 100 Carat Jadeite Jade Peace Pendant, Apple Green, Substantial
Located in Hong Kong, HK
Please check out the HD video. This is certified natural jadeite jade. This jade circle is also know as a "PEACE" pendant. The large apple green jade is held together with a traditio...
Category

2010s Pendant Necklaces

Materials

Jade

Deborah Liebman 100 Carat Blue Topaz Pendant Topaz Peridot Necklace
By Deborah Liebman
Located in Kansas City, MO
100 Carat Blue Topaz Pendant in White Gold and Diamonds on a Multi-Strand Necklace of London Blue Topaz, Swiss Blue Topaz, Peridot and Sterling Silver
Category

21st Century and Contemporary Modern Multi-Strand Necklaces

Materials

Peridot, Topaz, Sterling Silver, White Gold

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 Edwardian Pendant Necklaces

Materials

Diamond, Aquamarine, Platinum

100 Carat Art Deco Aquamarine & Diamond Necklace
Located in New Orleans, LA
This glorious aquamarine drop, weighing approximately 100.00 carats, makes a most dramatic, yet elegant, statement as it cascades from this lovely Art Deco necklace. Set in platinum ...
Category

Early 20th Century Art Deco Drop Necklaces

Materials

Diamond, Aquamarine, Platinum

1940s Tiffany & Co. 100 Carat Citrine Emerald Diamond Gold Necklace
By Tiffany & Co.
Located in Carmel-by-the-Sea, CA
A lovely example of high jewelry from the retro era, this classically styled 1940s piece embodies the bold, yet feminine, aesthetic that retro jewelry collectors so love. Anchored in...
Category

Vintage 1940s Drop Necklaces

Materials

Citrine, Diamond, Emerald, Yellow Gold

Paloma Picasso 100 Carat Citrine Pendant and 30 Inch Chain
By Paloma Picasso
Located in Carmel-by-the-Sea, CA
A large orb-like pendant of citrine weighing approximately 100 carats is capped with a golden bale and suspended from a 30 inch chain of nearly round golden links. This is a fun and ...
Category

Late 20th Century Drop Necklaces

Materials

Citrine, Yellow Gold

Gemjunky 100 Carat Dazzling Rose Quartz & Sparkling Quartz Gold Cocktail Pendant
By Aria Jewelry Design
Located in Tuxedo Park , NY
This huge pink natural 100 Carat Rose Quartz is set enhanced with little sparkling white natural gem cut Quartz set in this lovely 14Kt yellow gold pendant with loop catch. The catc...
Category

21st Century and Contemporary More Necklaces

Materials

Quartz, Gold, 14k Gold, Yellow Gold

100 Carat Necklace For Sale on 1stDibs

Surely you’ll find the exact 100 carat necklace you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Each design created in this style — which was crafted with great care and often made from Gold, Platinum and Yellow Gold — can elevate any look. Find an antique version now, or shop for 5 vintage or 7 modern creation for a more contemporary example of these cherished accessories. If you’re looking for a 100 carat necklace 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 accessory, there are many different carat weights to choose from, but versions are of considerable interest. There have been many well-made iterations of the classic 100 carat necklace over the years, but those made by Diana M. Jewels, Gemjunky and Michael Kanners are often thought to be among the most beautiful. A 100 carat necklace can be a stylish choice for most occasions, but Diamond rings, from our inventory of 7, can add a particularly distinctive touch to your look, day or night. Today, if you’re looking for a cushion cut version of this piece and are unable to find the perfect match, our selection also includes round cut and bead alternatives. If you’re browsing our inventory for a 100 carat necklace, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a 100 Carat Necklace?

Prices for a 100 carat necklace can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $640 and can go as high as $462,500, while this accessory, on average, fetches $38,500.