Platinum

(10,000 upcoming items)

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Platinum Tennis Bracelet 7.48ct Round Brilliant Diamonds Shared Prong Setting

$14,000

Diamond DepotNew York, NY

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1950's Vintage Platinum Bracelet with 240 Diamonds Totaling 12.00 Ct

$29,080

Diamond DepotNew York, NY

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Platinum Diamond Cluster Long Dangle Earrings 6.33ct F-G Color

$35,120

(21 bids)

Mynt AuctionsNew York, NY

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Platinum Tennis Bracelet 7.48ct Round Brilliant Diamonds Shared Prong Setting

$14,000

Diamond DepotNew York, NY

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Art Deco Platinum Earrings with Filigree and 6 Carat Diamonds

$14,000

Diamond DepotNew York, NY

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Antique Art Deco Platinum GIA Certified 1.76ctw Diamond Solitaire Ring

$7,380

Diamond DepotNew York, NY

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David Webb Coral Diamond Black Enamel Necklace Platinum 18K Gold

$90,730

Diamond DepotNew York, NY

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Antique Platinum 18K Gold Emerald Diamond Pearl Earrings 2.75 inches

$6,070

Diamond DepotNew York, NY

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Art Deco Platinum Diamond Earrings 3.80 Ct with 72 Stones

$4,610

Diamond DepotNew York, NY

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Tiffany & Co Victoria Platinum 15.92ct Diamond Mixed Cluster Necklace Paper

$95,000

Jasper52New York, NY

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Mauboussin 14K Gold Platinum Silver Diamond Sapphire Brooch with Boxes

$12,820

Diamond DepotNew York, NY

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Art Deco Platinum Watch with 1.50 Ct Rose-Cut Diamonds

$5,680

Diamond DepotNew York, NY

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Round Diamond Milgrain Pave Textured Engagement Ring Platinum .75 CTW

$2,716

Jasper52New York, NY

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Antique Platinum 18K Gold Emerald Diamond Pearl Earrings 2.75 inches

$6,070

Diamond DepotNew York, NY

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MATHEY-TISSOT Art Deco Platinum Diamond Cocktail Watch 3.50 Ct

$3,890

Diamond DepotNew York, NY

Jul 29, 2026

ESTATE 5.25 DIAMOND EMERALD RUBY SAPPHIRE PLATINUM FLOWER BOUQUET BROOCH

Est.

$14,013

$15,662

$11,500

Modern JewelryValley Village, CA

Jul 29, 2026

STUNNING 18.15CT JADE BAGUETTE DIAMOND PLATINUM BALLERINA RING SIZE 6

Est.

$15,776

$17,632

$12,750

Modern JewelryValley Village, CA

Jul 29, 2026

TIFFANY & CO. COBBLESTONE 2.10CT DIAMOND PLATINUM 10MM WIDE BAND RING

Est.

$23,643

$26,424

$19,250

Modern JewelryValley Village, CA

Jul 04, 2026

Ishikawa Diamond Flower Leaf Cocktail Ring 6.5 18k Gold Platinum

Est.

$3,125

$3,750

$830

SEUYCORaleigh, NC

Jul 16, 2026

TIFFANY AND CO 0.60 CARAT ROUND BRILLIANT DIAMOND PLATINUM ENGAGEMENT RING

Est.

$7,900

$8,829

$6,500

Modern JewelryValley Village, CA

Jul 05, 2026

TIFFANY & CO. HARMONY PLATINUM 1.06CT DIAMOND H VS2 ENGAGAMENT RING SIZE 5 PAPER

Est.

$11,898

$13,298

$9,700

Modern JewelryValley Village, CA

Jul 15, 2026

TIFFANY & CO 1.19 CARAT E VS2 DIAMOND PLATINUM ENGAGEMENT RING VINTAGE

Est.

$25,500

$28,500

$21,000

Modern JewelryValley Village, CA

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David Webb Sagittarius Diamond Brooch in Platinum and 18K Yellow Gold

$31,190

Diamond DepotNew York, NY

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GIA Certified Art Deco Platinum Diamond Necklace 11.82 Ct Pear-Shaped

$114,540

Diamond DepotNew York, NY

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Platinum Auctions

3.00 CARAT OLD EUROPEAN CUT J SI1 DIAMOND 14 KARAT TWO TONE GOLD ENGAGEMENT RING

3.12 CARAT F VS DIAMOND VINTAGE BANGLE BRACELET 18K TWO-TONE GOLD

21.00 CARAT ROUND BRILLIANT G VS1 DIAMOND 18 KARAT YELLOW GOLD LINK BRACELET

DESIGNER PREMIUM GOLD AND PLATINUM JEWELRY 12

Modern Jewelry

Starts on:

Valley Village, CA, US

LAB-GROWN 3.02 CARAT OVAL E-F-VVS2 DIAMOND 14K YELLOW GOLD HANGING EARRINGS

VINTAGE 18K GOLD DROP EARRINGS WITH 1 CARAT ROUND DIAMONDS & SOUTH SEA PEARLS

LAB-GROWN 7.68 CARAT OVAL E-F-VS1 DIAMOND 14K YELLOW GOLD HANGING EARRINGS

DESIGNER GOLD DIAMOND AND PLATINUM JEWELRY 13

Modern Jewelry

Starts on:

Valley Village, CA, US

Flower Brooch 18K Yellow Gold 6.50ct Diamond

Roberto Coin 18K Rose Gold Bracelet 0.17ct Diamond

Antique Victorian 18K Yellow Gold and 1.01ct Diamond Bracelet

Luxury Vintage & Antique Jewelry Sale

Eastern European Art Gallery Inc

Starts on:

Broomall, PA, US

LiveAuctioneers

Platinum

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$114,540

Platinum Auctions

DESIGNER PREMIUM GOLD AND PLATINUM JEWELRY 12

DESIGNER GOLD DIAMOND AND PLATINUM JEWELRY 13

Luxury Vintage & Antique Jewelry Sale