3 days LeftExquisite Platinum 1.20 Ct Diamond Ring F Color VVS ClarityEst. $9,347-$12,151$100BidhausNew York, NY
Live NowPlatinum 1.50 Ct Princess-cut Diamond Eternity BandEst. $1,885-$2,450$100Mynt AuctionsNew York, NY
2 days Left1999-W PROOF PLATINUM EAGLE 1/2 OZ MIKE CASTLEEst. $3,225-$4,730$25NY Elizabeth Beverly Hills, CA
5 days LeftEstate Platinum Ring with 2.05ct Emerald and 2ct Diamond AccentsEst. $6,227-$8,095$100BidhausNew York, NY
Live NowEdwardian Platinum Brooch with 2.5 Carat Old-European Cut DiamondsEst. $4,862-$6,320$100BidhausNew York, NY
5 days LeftPlatinum GIA 1.86ctw No Heat Ruby Diamond Cocktail RingEst. $3,913-$5,086$100BidhausNew York, NY
24 hrs LeftVintage GIA 6.90ctw Ceylon Pink Sapphire Diamond Swirl Ring PlatinumEst. $9,607-$12,489$100BidhausNew York, NY
Live NowElegant 18K Yellow Gold Platinum Diamond Earrings 3.35 CtEst. $6,838-$8,889$100BidhausNew York, NY
2 days Left2018-W PROOF PLATINUM EAGLE 1 OZ ED MOYEst. $6,375-$9,350$25NY Elizabeth Beverly Hills, CA
4 days LeftTiffany Paper Flowers platinum diamond floral ring size 6Est. $4,563-$5,931$100BidhausNew York, NY
7 days LeftPlatinum 1.28ctw 5 Diamond Bezel Set Stackable Band RingEst. $3,887-$5,053$100BidhausNew York, NY
Jul 05, 2026Platinum cocktail ring with watermelon tourmaline and baguette diamondsEst. $2,483-$3,227$100BidhausNew York, NY
Live NowVintage Platinum 1.24ct GIA Round Sapphire Baguette Diamond RingEst. $2,483-$3,227$100BidhausNew York, NY
3 days LeftPlatinum Brooch with Round Emerald and Baguette Cut Diamonds 2.50ctsEst. $4,862-$6,320$100Mynt AuctionsNew York, NY
6 days LeftPlatinum Ladies Ring with 4.17ct Opal and 1.53tcw Adjacent DiamondsEst. $15,250-$19,725$50Riverside GalleriesArcadia, CA
5 days LeftFrench 950 Platinum Diamond Flower Brooch NecklaceEst. $3,159-$4,106$100Mynt AuctionsNew York, NY
2 days LeftPlatinum U-Shape Eternity Band 5.00ct Round Cut DiamondsEst. $10,296-$13,384$100BidhausNew York, NY
6 days LeftGIA Certified Platinum Alexandrite Diamond Band Ring Brazil Oval 7.5Est. $4,160-$5,408$100BidhausNew York, NY
3 days LeftPlatinum Engagement Ring with 0.76ct Round Diamond Tiffany CertificateEst. $6,227-$8,095$100BidhausNew York, NY
24 hrs LeftOval Tanzanite Platinum Ring with Diamond Accent 6Est. $3,887-$5,053$100Mynt AuctionsNew York, NY
5 days LeftGIA Platinum Black Opal Diamond Cocktail Ring Size 7.5Est. $4,862-$6,320$100Mynt AuctionsNew York, NY
3 days LeftTiffany & Co Novo Platinum 0.38 ct Diamond Engagement Ring Size 4Est. $4,030-$5,239$100(1 bid)BidhausNew York, NY