Platinum

(10,000 upcoming items)

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Vintage Art Deco Platinum Brooch 7.00cts Diamond Filigree Design

$10,030

Diamond DepotNew York, NY

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Platinum Flower Bouquet Brooch with 79 Diamonds and Pearls

$5,930

Diamond DepotNew York, NY

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David Webb Platinum 18K Gold Diamond Ruby Emerald Earrings

$25,900

Diamond DepotNew York, NY

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Vintage 18k Gold Platinum Diamond Flame Petal Earrings 3.15ctw

$5,540

Diamond DepotNew York, NY

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Tiffany Paper Flowers platinum diamond floral ring size 7

$5,970

(20 bids)

BidhausNew York, NY

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David Webb Platinum 18K Gold Diamond Ruby Emerald Earrings

$25,900

Diamond DepotNew York, NY

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Vintage 1940s Platinum Diamond Emerald Flower Cocktail Ring 1.98ctw

$4,740

Diamond DepotNew York, NY

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David Webb 18K Gold Platinum Jade Diamond Enamel Necklace

$294,760

Diamond DepotNew York, NY

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Platinum Necklace with 4.17 Ct GIA Certified Heart Diamond

$55,540

Diamond DepotNew York, NY

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Platinum Brooch with 13 Ct Aquamarine Emeralds and Diamonds

$9,250

Diamond DepotNew York, NY

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Retro Platinum 8.5 Carat Baguette Round Cut Diamond Earrings

$11,360

Diamond DepotNew York, NY

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Platinum Three Stone Diamond Ring 1.50 ctw Size 6.75

$2,840

(19 bids)

Mynt AuctionsNew York, NY

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Tiffany Paper Flowers platinum diamond floral ring size 6

$4,450

Diamond DepotNew York, NY

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Longines Platinum Diamond Pocket Watch Tiffany & Co Art Deco

$8,550

Diamond DepotNew York, NY

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15.80 Ct. Platinum Diamond Bracelet with 196 Baguette Diamonds

$17,180

Diamond DepotNew York, NY

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Platinum Brooch with 23 Sapphire and Diamond Leaf Design

$7,380

Diamond DepotNew York, NY

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Elegant Platinum Diamond Ring with 14.25mm South Sea Pearl

$2,690

Diamond DepotNew York, NY

Jul 16, 2026

TWO TONE PLATINUM STUD EARRINGS WITH 1.4 CARAT RUBY

Est.

$5,100

$5,700

$4,200

Modern JewelryValley Village, CA

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Platinum 3.12ct Diamond Pendant

$5,000

Eastern European Art Gallery IncBroomall, PA

Jul 07, 2026

Platinum Baguette Diamond Engagement Ring 1.65 Cts

Est.

$18,210

$20,395

$8,200

Diamond DepotNew York, NY

Jul 16, 2026

VINTAGE 1.56 CARAT H-VS1 DIAMOND PLATINUM WEDDING RING

Est.

$7,429

$8,303

$6,100

Modern JewelryValley Village, CA

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ART DECO 14K YELLOW GOLD PLATINUM TOP OLD CUT DIAMOND BLACK ONYX RECTANGLE RING

$1,275

Modern JewelryValley Village, CA

Jul 16, 2026

VINTAGE ART DECO PLATINUM RING WITH 0.86 CARAT OLD EUROPEAN CUT DIAMOND SIZE 6

Est.

$6,375

$7,125

$5,200

Modern JewelryValley Village, CA

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Tiffany & Co. Milgrain 1 Ring, 3mm wide, Platinum, Together Ring

$800

(1 bid)

IntervendueMIAMI, FL

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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

6 days Left

LiveAuctioneers

Platinum

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$10,030

$5,930

$25,900

$5,540

$5,970

$25,900

$4,740

$294,760

$55,540

$9,250

$11,360

$2,840

$4,450

$8,550

$17,180

$7,380

$2,690

$4,200

$5,000

$8,200

$6,100

$1,275

$5,200

$800

Platinum Auctions

DESIGNER GOLD DIAMOND AND PLATINUM JEWELRY 13

DESIGNER PREMIUM GOLD AND PLATINUM JEWELRY 12

Luxury Vintage & Antique Jewelry Sale