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Diamond Jewelry

Diamond Jewelry

18,315 Results

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Diamond×

VINTAGE 18K WHITE GOLD DIAMOND RING: Ca. 1920 ring set with 6.54ct (by calculation) Circular Brilliant cut Diamond. Clarity SI-2, Color Q-R. (2) Diamond baguettes on sides. Clarity CS, Color G-H. Size 6 3/4. 4.43dwt. Good condition, has

2024Thomaston Place Auction Galleries

VINTAGE 18K WHITE GOLD DIAMOND RING

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CARTIER MULTI-GEM AND DIAMOND RING: CARTIER MULTI-GEM AND DIAMOND RING Details Round emeralds, rubies, sapphires and diamonds, 18k yellow gold (French mark), signed Cartier, maker's mark, numbered Size/Dimensions: US ring size 6 3/4 Gro

Feb 01, 2025

CARTIER MULTI-GEM AND DIAMOND RING

GIA 4.15ct VS1 Round Brilliant Diamond Solitaire 14k White Gold Vintage Engagement Ring w/ Report: Title: GIA 4.15ct VS1 Round Brilliant Diamond Solitaire 14k White Gold Vintage Engagement Ring w/ Report Description: An extremely fiery 4.15ct round brilliant cut diamond is mounted in a classic 14k

2024Hess Fine Auctions

GIA 4.15ct VS1 Round Brilliant Diamond Solitaire 14k White Gold Vintage Engagement Ring w/ Report

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Large Antique 19th C Ottoman Diamond 14K Gold Drop Necklace: Museum Quality Large 19th C Turkey Late Ottoman Empire Rose Cut Diamond and 14K Gold Drop Necklace. Some parts test as 14K, some at 9K. Some repairs to back of necklace, clasp. Largest diamond measure

2024Kavanagh Auctions

Large Antique 19th C Ottoman Diamond 14K Gold Drop Necklace

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Midcentury Cartier Diamond Carved Coral Jade Lapis 18k Gold Platinum Flower Brooch Signed & Numbered: Title: Midcentury Cartier Diamond Carved Coral Jade Lapis 18k Gold Platinum Unique Flower Pot Brooch Signed & Numbered Description: A one-of-a-kind midcentury Cartier treasure made in 18k gold & plati

2024Hess Fine Auctions

Midcentury Cartier Diamond Carved Coral Jade Lapis 18k Gold Platinum Flower Brooch Signed & Numbered

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Rolex Oyster Perpetual Ladies Cocktail Watch, Diamond & Emerald Dial: Indulge in the timeless elegance of the Rolex Oyster Perpetual ladies watch, a masterpiece of luxury and sophistication. This exquisite timepiece exudes a sense of understated glamour, perfect for the

2024Dalshire International

Rolex Oyster Perpetual Ladies Cocktail Watch, Diamond & Emerald Dial

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EDWARDIAN PERIOD PLATINUM DIAMOND RING: Centrally set transitional cut 1.85ct (by calculation) Diamond. Clarity SI-1, Color M-N. (8) Single cut and Old Mine cut Diamond accents in setting and under gallery. Good condition. Size 6. 2.27dwt.

2024Thomaston Place Auction Galleries

EDWARDIAN PERIOD PLATINUM DIAMOND RING

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(PAIR) ESTATE PLATINUM EMERALD & 4.00CTTW DIAMOND DROP EARRINGS: (pair) Estate platinum drop earrings, square cut emeralds, approx 12.00cttw, round diamonds, approx 2.00cttw, baguette diamonds, approx 1.00cttw, and marquise diamonds, approx 1.00cttw, average color:

2024Austin Auction Gallery

(PAIR) ESTATE PLATINUM EMERALD & 4.00CTTW DIAMOND DROP EARRINGS

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ART DECO DIAMOND BRACELET: ART DECO DIAMOND BRACELET Details Old and marquise-cut diamonds, platinum, circa 1935 Diamonds: approximately 310 old-cut with approximate total weight of 9.00 - 10.00 carats, 12 marquise-cut with app

Feb 01, 2025

ART DECO DIAMOND BRACELET

LADY'S DIAMOND RING: 2.49ct Round Brilliant Cut Diamond solitaire ring. Set in 18K Gold with Platinum setting. Clarity VS2, Color O-P. Size 5 1/2. Retail replacement value $22,000. With appraisal from GIA certified jewele

2024Thomaston Place Auction Galleries

LADY'S DIAMOND RING

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5.05 CT EMERALD CUT DIAMOND SOLITAIRE RING: 5.05 CT EMERALD CUT LAB GROWN DIAMOND SOLITAIRE RING 18K WHITE GOLD $52,995 PRICE TAG STILL ATTACHED

2024Lewis & Maese Antiques & Auction

5.05 CT EMERALD CUT DIAMOND SOLITAIRE RING

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Vintage 1990s Tiffany & Co. Diamond Tourmaline Peridot Fine 18K Gold Oval Bangle Bracelet: Described & Photographed By: Kristina HFA DT53868 NODDD Title: Vintage 1990s Tiffany & Co. Diamond Tourmaline Peridot Fine 18K Gold Oval Bangle Bracelet Description:Vintage 1990s Tiffany & Co. Diamond

2024Hess Fine Auctions

Vintage 1990s Tiffany & Co. Diamond Tourmaline Peridot Fine 18K Gold Oval Bangle Bracelet

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GIA Old Mine 2.99ct Fancy Intense Yellow Diamond Gold Antique Ring w/ 3ctw White Old Euro Halo 6ctw: Title: GIA Old Mine 2.99ct Fancy Intense Yellow Diamond Gold Antique Ring w/ 3ctw Stunning White Old Euro Halo 6ctw Diamond Antique Ring w/ Approx 3ctw White Old Euro Halo Description: Crazy gorgeous

2024Hess Fine Auctions

GIA Old Mine 2.99ct Fancy Intense Yellow Diamond Gold Antique Ring w/ 3ctw White Old Euro Halo 6ctw

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Ulysse Nardin 3243-222 Diamond Classic Lady Dual Time Ladies Watch Box Papers: Title:Ulysse Nardin 3243-222 Diamond Classic Lady Dual Time Ladies Watch Box Papers Description: Ulysse Nardin 3243-222 Diamond Classic Lady Dual Time Ladies Watch Box Papers Case Width or Diameter:37

2024Hess Fine Auctions

Ulysse Nardin 3243-222 Diamond Classic Lady Dual Time Ladies Watch Box Papers

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Antique Platinum Diamond Engagement Ring: Antique Platinum Diamond Engagement Ring, featuring one centered prong set round brilliant cut diamond, I-J color, SI2 clarity, approx. 0.65 carat, further adorned with 4 single cut diamonds bead set

2024Auctions at Showplace

Antique Platinum Diamond Engagement Ring

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HAMPDEN WATCH CO. 14K GOLD POCKET WATCH: Hunter Case 18-Size Watch, sn 762311, 17-jewels, having a fancy rose, yellow and white gold case with lighthouse and ship decoration, set with a small diamond, case # 2032, white enamel dial with Roma

2024Thomaston Place Auction Galleries

HAMPDEN WATCH CO. 14K GOLD POCKET WATCH

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TIFFANY LADIES DIAMOND SAPPHIRE RING ART DECO: Ladies Tiffany & Co. Diamond and Sapphire Ring. Art Deco style. Two triangle cut diamonds 8.5 x 11.9 x 2.5 mm, F-G color Vs1 to VVs clarity. Estimated 1.2 ct each - 2.4 total. One natural intense blue

2024Manor Auctions

TIFFANY LADIES DIAMOND SAPPHIRE RING ART DECO

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Cartier 3CTW Diamond Channel Set Signed Hand Numbered 18K Gold Bypass Ring 11g: Title: Cartier 3CTW Diamond Channel Set Signed Hand Numbered 18K Gold Bypass Ring 11g Description:Stunning extremely white and clean diamonds adorn this luxurious designer ring. Cartier 3CTW Diamond C

2024Hess Fine Auctions

Cartier 3CTW Diamond Channel Set Signed Hand Numbered 18K Gold Bypass Ring 11g

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Cartier 18k Gold Maillon Panthere Half Diamond Signed & Numbered 3-Row Band Ring w/ Orig. Box: Title: Cartier 18k Gold Maillon Panthere Half Diamond Signed & Numbered 3-Row Band Ring w/ Orig. Box Description: A genuine Cartier Maillon Panthere 18k yellow gold half diamond 3-row band ring with o

2024Hess Fine Auctions

Cartier 18k Gold Maillon Panthere Half Diamond Signed & Numbered 3-Row Band Ring w/ Orig. Box

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18K White Gold Trillion Diamond Pendant Necklace: An Italian designer ladies 18k gold and trillion cut diamond pendant and necklace. White gold setting with central triangular with approximately 8.5mm diamond surrounded by an array of 21 approximatel

2024Hill Auction Gallery

18K White Gold Trillion Diamond Pendant Necklace

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EDWARDIAN PERIOD DIAMOND AND SAPPHIRE RING: Centrally set Round Brilliant cut Diamond. 0.67ct (by calculation). Clarity SI-2, Color J. Side natural Sapphires are vivid blue. Stamped Platinum. Size 4 1/2. 2.65dwt. Good condition. 2.65dwt. Catalo

2024Thomaston Place Auction Galleries

EDWARDIAN PERIOD DIAMOND AND SAPPHIRE RING

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Greek-Ilias Lalaounis 1920-2013 Freeform Hand Made Bangle 18K Gold With Diamonds 47.20 Dwts: (ITEM MUST BE PAID WITH CASH OR BANK WIRE ONLY) Maker's Mark for Ilias Lalaounis. Greek-Ilias Lalaounis 1920-2013 Original Freeform Hand Made Bangle 18K Gold With Diamonds 47.20 Dwts. Outer Diameter 6

Greek-Ilias Lalaounis 1920-2013 Freeform Hand Made Bangle 18K Gold With Diamonds 47.20 Dwts

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Reinstein Ross Gold, Cabochon Sapphire and Diamond Three Row Band Ring: 18 kt., one oval cabochon sapphire ap. 6.65 cts., 20 small round diamonds, signed Reinstein Ross, ap. 8 dwts. Size 7.

2024DOYLE Auctioneers & Appraisers

Reinstein Ross Gold, Cabochon Sapphire and Diamond Three Row Band Ring

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14K White Gold Natural Diamond Stud Earrings: 14K White Gold Natural Diamond Stud Earrings, Consisting of Two (2) Round Brilliant-Cut Natural Diamonds Weighing 2.28 Carats. Diamonds are G-H in Color and I1 in Clarity.

2024Northgate Gallery, Inc.

14K White Gold Natural Diamond Stud Earrings

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Diamond Auctions

1865 $1 ORIGINAL SERIES FIRST NATIONAL BANKNOTE YONKERS NEW YORK PMG VF 30

Series 611 $5 Replacement Note Military Payment Certificate MPC PMG VF35

Mynt Collector - Coins Gold Loose Diamonds +

New York, NY, US

Auction Ended

Art Deco Platinum GIA Certified 5.35 Ct. Diamond Ring

Victorian 18K Yellow Gold No-heat Sapphire & Diamond Brooch

Loose Diamond - ROUND 0.7ct Fancy Dark Orangy Brown VS2

LIVE68

Diamonds are Forever - Loose Stones & Jewelry

Started:

New York, NY, US

Bid Now

Loose Diamond - RADIANT 5.05ct G VVS2

Alexius III AD 1195-1203 BYZANTINE EMPIRE EL Aspron Trachy NGC MS60

Mynt Collector- Coins Gold Natural Diamonds +

New York, NY, US

Auction Ended

Diamond Jewelry

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