Platinum

(10,000 upcoming items)

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Platinum and 18K Gold Diamond Bangle by David Webb Stitch Collection

$19,300

Diamond DepotNew York, NY

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David Webb Platinum 18K Yellow Gold Diamond Emerald Earrings 3 Cts

$40,130

Diamond DepotNew York, NY

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Stunning Platinum & 18K White Gold Colombian Emerald Diamond Ring 6.28 Ct

$15,850

Diamond DepotNew York, NY

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Authentic! Cartier Meli Melo Platinum Diamond Pink Sapphire Band Ring Cert.

$4,000

Jasper52New York, NY

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Cartier Ecrou De Cartier Diamond Bracelet Platinum 18K Gold Size 21

$19,630

Diamond DepotNew York, NY

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18K Yellow Gold Platinum Lapis Lazuli Onyx Diamond Earrings 2.25 Ct

$5,140

(14 bids)

Mynt AuctionsNew York, NY

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Art Deco Platinum Diamond Clips 7.00 Ct with 41 Baguette Diamonds

$9,110

Diamond DepotNew York, NY

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Platinum Wide Band Ring with 1.8ctw Square Emerald and Baguette Diamonds

$2,410

Diamond DepotNew York, NY

Jul 16, 2026

1.10 CARAT CIRCULAR BRILLIANT AND MARQUIS SHAPE DIAMOND PLATINUM ENGAGEMENT RING

Est.

$9,078

$10,146

$7,400

Modern JewelryValley Village, CA

Jul 07, 2026

Art Deco Platinum Bracelet 9.00 Ct Diamonds K-L VVS Clarity

Est.

$12,884

$14,430

$3,800

Diamond DepotNew York, NY

Jul 07, 2026

Platinum Art Deco Brooch with 6.25 Carat Diamonds and Center Stone

Est.

$9,900

$11,088

$3,650

Diamond DepotNew York, NY

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Cartier Ballerine Ring #54, 2mm wide, Platinum.

$700

IntervendueMIAMI, FL

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Cartier Ballerine Ring #54, 2mm wide, Platinum.

$700

IntervendueMIAMI, FL

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Tiffany & Co. Curved Band Ring (Pt Platinum)

$600

IntervendueMIAMI, FL

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David Webb Wide Bracelet Platinum 18K Gold Textured Diamonds 9 Cts

$48,400

Diamond DepotNew York, NY

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Platinum GIA 7.44ct Oval Lavender Purple A Burma Jade Diamond Ring

$3,820

Diamond DepotNew York, NY

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Convertible Art Deco Platinum 18K Gold Diamond Brooch with Detachable Earrings

$7,790

Diamond DepotNew York, NY

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Platinum Art Deco Diamond Ring with 7.51 Carat Cushion Cut Center

$70,880

Diamond DepotNew York, NY

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Men's Milgrain Edge Platinum Wedding Band Ring, Size 10.25, 4.5 mm

$1,116

Jasper52New York, NY

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David Webb Circa 1970 Tiger Eye Station Necklace Platinum 18K Gold

$3,750

Diamond DepotNew York, NY

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David Webb Wide Bracelet Platinum 18K Gold Textured Diamonds 9 Cts

$48,400

Diamond DepotNew York, NY

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Art Deco Platinum Diamond Brooch 7.80 Ct G-H VVS Clarity

$14,270

Diamond DepotNew York, NY

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Art Deco Platinum Ring with European Cut Diamonds and Synthetic Sapphires

$3,310

Diamond DepotNew York, NY

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Vintage 1970s Platinum 18K Yellow Gold Diamond Flower Brooch 12 Cts

$23,260

(19 bids)

Mynt AuctionsNew 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

2 days Left

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Platinum

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Platinum Auctions

DESIGNER GOLD DIAMOND AND PLATINUM JEWELRY 13

DESIGNER PREMIUM GOLD AND PLATINUM JEWELRY 12

Curated Fine Gold Jewelry Vintage & Antique