Platinum

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Platinum 84 Inch Diamond by the Yard Necklace 24.70 Ct

$27,760

Diamond DepotNew York, NY

Jul 06, 2026

Vintage Platinum 18K Gold Sapphire Diamond Bar Brooch 2 Cts

Est.

$5,967

$6,683

$2,200

Diamond DepotNew York, NY

Jul 06, 2026

David Webb 18K Yellow Gold & Platinum Fluted Diamond Cocktail Ring

Est.

$40,597

$45,469

$11,500

Diamond DepotNew York, NY

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

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

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

Est.

$23,643

$26,424

$19,250

Modern JewelryValley Village, CA

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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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Antique Art Deco Platinum GIA Certified 1.76ctw Diamond Solitaire Ring

$7,380

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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David Webb Coral Diamond Black Enamel Necklace Platinum 18K Gold

$90,730

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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Art Deco Platinum Earrings with Filigree and 6 Carat Diamonds

$14,000

Diamond DepotNew York, NY

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Stunning Platinum 14.41 Ct Diamond Earrings with 40 Marquise Diamonds

$22,470

Diamond DepotNew York, NY

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Platinum Cocktail Ring Featuring 6.33ct Oval Aquamarine and Diamond Accents

$2,420

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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Platinum Tennis Bracelet 7.48ct Round Brilliant Diamonds Shared Prong Setting

$14,000

Diamond DepotNew York, NY

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Deco-Inspired Platinum Diamond Earrings 10 Carat 2.75 Inch Length

$13,080

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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GIA Platinum Cocktail Ring Ceylon Sapphire Halo 4.34ctw Size 6.5

$13,080

Diamond DepotNew York, NY

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Platinum Riviera Necklace 50.26 Ct Diamonds GIA Certified Center Stone

$168,110

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

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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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Elegant 1.61ctw Oval Blue Sapphire Diamond Cocktail Ring in Platinum

$2,800

Diamond DepotNew York, NY

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Platinum Auctions

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

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

18K Yellow Gold 10.00ct Diamond Square Link Choker Necklace

Antique 18K Yellow Gold Red Enamel 4.00ct Sapphire and 2.50ct Diamond Bracelet

Faberge Imperial Russian Natural Pearl and 2ct Diamond Earrings

Luxury Vintage & Antique Jewelry Sale

Eastern European Art Gallery Inc

Starts on:

Broomall, PA, US

LiveAuctioneers

Platinum

All Filters

$27,760

$2,200

$11,500

$12,750

$11,500

$19,250

$35,120

$7,380

$14,000

$90,730

$2,716

$6,070

$14,000

$22,470

$2,420

$6,070

$14,000

$13,080

$29,080

$13,080

$168,110

$3,890

$14,000

$2,800

Platinum Auctions

DESIGNER GOLD DIAMOND AND PLATINUM JEWELRY 13

DESIGNER PREMIUM GOLD AND PLATINUM JEWELRY 12

Luxury Vintage & Antique Jewelry Sale