4 days LeftPlatinum GIA Certified 5.57ct Green Burma Jade Diamond Accent RingEst. $14,378-$18,691$100(1 bid)BidhausNew York, NY
Jul 14, 2026Platinum Kashmir Sapphire and Diamond Ring with GIA ReportEst. $2,000-$2,800$1,200Williamson Auction GalleryHollywood, FL
3 days LeftArt Deco Platinum Sapphire Line Bracelet GIA Maurice TishmanEst. $4,862-$6,320$2,800BidhausNew York, NY
3 hrs LeftSingle Platinum and Bezel Set Diamond Stud EarringEst. $10-$100,000$20(2 bids)Gallery 63Atlanta, GA
Jul 14, 2026Platinum Blue Sapphire and Diamond Ring with AppraisalEst. $4,000-$5,500$2,500Williamson Auction GalleryHollywood, FL
5 days Left18k Yellow Gold Platinum GIA Emerald Baguette Diamond Ring 4.1ctwEst. $18,174-$23,626$100BidhausNew York, NY
4 days LeftVintage 6.5ctw Diamond Leaf Brooch in Gold and PlatinumEst. $10,478-$13,621$100Mynt AuctionsNew York, NY
2 days LeftVintage 14k Gold Platinum GIA 19.47ct Aquamarine Diamond Cocktail RingEst. $8,580-$11,154$100BidhausNew York, NY
Live NowDiamonds By The Yard Platinum Necklace with 5.79 Carat Round DiamondsEst. $6,019-$7,824$100Mynt AuctionsNew York, NY
3 days LeftArt Deco Platinum Bracelet 17.40ct Round Baguette Diamonds VintageEst. $37,960-$49,348$100BidhausNew York, NY
Jul 14, 2026GIA Certified Emerald and Diamond Halo Ring in Gold Toned PlatinumEst. $5,000-$10,000$2,000Williamson Auction GalleryHollywood, FL
4 hrs LeftElegant Platinum Cluster Diamond Earrings 17.65 CaratsEst. $44,265-$57,544$100BidhausNew York, NY
5 days LeftVintage Platinum Bracelet 21 Carat Pear Marquise Baguette Diamonds 1970sEst. $40,872-$53,133$100BidhausNew York, NY
Jul 08, 2026Sheffield and Sons Platinum 1.01 Ct Diamond Ring with 0.84 CTW Accent DiamondsEst. $2,500-$3,000$1,000Coral Gables AuctionCoral Gables, FL
2 days LeftVintage GIA Certified 15.97ct Blue Star Sapphire Diamond Ring in PlatinumEst. $18,083-$23,507$100Mynt AuctionsNew York, NY
4 hrs LeftArt Deco platinum ring GIA certified sapphire diamond 3.34ctwEst. $7,722-$10,038$100BidhausNew York, NY
2 days LeftGIA Certified Platinum Diamond Engagement Ring 2.15ctw Round Accents Size 6.5Est. $11,518-$14,973$100BidhausNew York, NY
4 days LeftPlatinum and 18K Gold Art Deco Diamond Clip Brooch with 7 Carats Old Mine StonesEst. $7,579-$9,852$100Mynt AuctionsNew York, NY
3 days LeftPlatinum Pendant with 1.11ct Diamond and Certificate by Tiffany & Co.Est. $12,090-$15,717$100BidhausNew York, NY
4 hrs LeftAntique Art Deco 4.37ct Diamond Pendant Necklace in Platinum 20in ChainEst. $9,620-$12,506$100BidhausNew York, NY
Live NowPlatinum Brooch with 23 Sapphire and Diamond Leaf DesignEst. $7,579-$9,852$100(1 bid)Mynt AuctionsNew York, NY
Jul 14, 2026Natural Emerald and Diamond Ring in PlatinumEst. $4,000-$6,000$1,500Williamson Auction GalleryHollywood, FL
4 days LeftDiamonds by the Yard Necklace Platinum 7.50ct Round 18 InchEst. $11,661-$15,159$100BidhausNew York, NY