Platinum

(10,000 upcoming items)

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Antique Platinum GIA Certified 1.20ct Old Mine Diamond Pendant Necklace

$3,790

Diamond DepotNew York, NY

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Vintage Rope Link 17.5 Inch Gold Platinum Watch Chain Necklace

$4,980

Diamond DepotNew York, NY

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Vintage Platinum GIA 6.50ctw Royal Blue Sapphire Diamond Cocktail Ring

$9,370

Diamond DepotNew York, NY

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GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with Diamonds

$4,710

Diamond DepotNew York, NY

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Platinum Eternity Band Ring with 0.68ct Pink Sapphire and Diamond

$1,690

(16 bids)

Mynt AuctionsNew York, NY

Jul 05, 2026

Platinum band ring unbranded

Est.

$1,450

$1,750

$390

SEUYCORaleigh, NC

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New Platinum GIA Certified 1.14ctw Oval Pink Sapphire Diamond Ring

$2,300

Diamond DepotNew York, NY

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Platinum GIA Certified 2.53ct Blue Star Sapphire Diamond Halo Ring

$2,890

(11 bids)

Mynt AuctionsNew York, NY

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Vintage GIA Certified 6.72ctw Black Opal Diamond Halo Platinum Ring

$7,520

Diamond DepotNew York, NY

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Platinum 4.2ctw Bi-Color Orange Fire Opal Diamond Cocktail Ring

$3,260

Diamond DepotNew York, NY

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Platinum 1.77ctw Oval Blue Sapphire Diamond Dual Halo Cocktail Ring

$1,500

Diamond DepotNew York, NY

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Oscar Heyman sapphire diamond cocktail ring 18k yellow gold platinum

$6,600

(18 bids)

BidhausNew York, NY

Jul 04, 2026

Earrings Platinum Drop Unbranded

Est.

$1,525

$1,850

$405

SEUYCORaleigh, NC

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35 Ct Star Sapphire Ring with Diamonds in Platinum Setting

$17,250

Diamond DepotNew York, NY

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David Webb Coral Diamond Ring Platinum 18K Gold Signed Estate

$49,710

Diamond DepotNew York, NY

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Stunning 7.52ctw Natural Jelly Opal Platinum Ring with Diamond Halo

$3,320

Diamond DepotNew York, NY

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Craig Drake Gold Platinum Diamond Ruby Eye Siberian Tiger Brooch

$3,360

Diamond DepotNew York, NY

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13 Ct Diamond Pin in 18K Yellow Gold and Platinum

$7,060

Diamond DepotNew York, NY

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Vintage Platinum 1ctw 5 Stone Square Step Diamond Band Ring

$2,610

Diamond DepotNew York, NY

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Classic Solid Platinum 1.65ctw Oval Opal Ring with Diamond Accents

$1,500

Diamond DepotNew York, NY

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Five Stone Platinum Band Ring with 2.69ctw Blue Square Sapphires

$3,310

Diamond DepotNew York, NY

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Antique Art Deco Diamond Bracelet Platinum 14 carat Emerald 7.25"

$22,810

(5 bids)

Eco Estate JewelryLakeway, TX

Jul 15, 2026

VINTAGE PLATINUM ART DECO RING WITH 2.80 CARAT OLD EUROPEAN CUT DIAMONDS H-I VS

Est.

$13,804

$15,428

$11,250

Modern JewelryValley Village, CA

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Art Deco Platinum Ring 15.00 Ct Star Sapphire 14 Diamonds

$5,270

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 White Gold 3.61ct Diamond, Emerald, and Tanzanite Cocktail Ring

18K Yellow Gold 6.0ct Diamond and Ruby Earrings

Curated Fine Gold Jewelry Vintage & Antique

Eastern European Art Gallery Inc

Starts on:

Broomall, PA, US

24 hrs Left

LiveAuctioneers

Platinum

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$3,790

$4,980

$9,370

$4,710

$1,690

$390

$2,300

$2,890

$7,520

$3,260

$1,500

$6,600

$405

$17,250

$49,710

$3,320

$3,360

$7,060

$2,610

$1,500

$3,310

$22,810

$11,250

$5,270

Platinum Auctions

DESIGNER GOLD DIAMOND AND PLATINUM JEWELRY 13

DESIGNER PREMIUM GOLD AND PLATINUM JEWELRY 12

Curated Fine Gold Jewelry Vintage & Antique