3 days LeftPlatinum 24.44ctw Star Sapphire Baguette Diamond Statement Ring Size 7Est. $5,811-$7,554$100Mynt AuctionsNew York, NY
4 days LeftArt Deco Platinum Diamond Bracelet 7.26ctw Baguette Old European CutEst. $12,467-$16,207$100BidhausNew York, NY
6 days LeftDavid Webb Platinum 18K Gold Diamond Octagon Cluster Ring 5.00ctEst. $25,246-$32,819$100Mynt AuctionsNew York, NY
Jul 05, 2026David Webb Platinum 18K Gold Diamond Octagon Cluster Ring 5.00ctEst. $25,246-$32,819$100BidhausNew York, NY
5 days LeftPlatinum GIA Certified 1.7ct Color Change Garnet & Diamond Flower RingEst. $3,913-$5,086$100BidhausNew York, NY
18 hrs LeftPlatinum 2.45ctw GIA Emerald Cut Tsavorite Ring with Baguette DiamondsEst. $4,862-$6,320$100BidhausNew York, NY
1 day LeftPlatinum Engagement Ring with 1.03ct Cushion Diamond and GIA CertificateEst. $24,258-$31,535$100BidhausNew York, NY
Jul 05, 2026David Webb Platinum 18K Gold Citrine Cocktail Ring Estate PieceEst. $25,584-$33,259$100BidhausNew York, NY
3 days LeftPlatinum 1.96ct Diamonds By The Yard Necklace with Mini BezelsEst. $2,626-$3,413$100BidhausNew York, NY
18 hrs LeftVintage Platinum Engagement Ring 1 Carat Old European Cut DiamondEst. $4,186-$5,441$100BidhausNew York, NY
Aug 01, 2026Platinum & 18K Madagascar 3.20 Carat Ruby & Diamond Ring, GIA ReportEst. $5,000-$6,000$2,500Case Antiques, Inc. Auctions & AppraisalsKnoxville, TN
6 days LeftGIA Ceylon Sapphire 3.08ct Platinum Pendant with 16.5 in ChainEst. $6,721-$8,737$100BidhausNew York, NY
12 hrs LeftPlatinum GIA Certified 3.5ct Royal Blue Burma Sapphire Diamond RingEst. $14,378-$18,691$100Mynt AuctionsNew York, NY
3 days LeftDavid Webb Newport Earrings Platinum 18K Gold Opal Rock CrystalEst. $49,699-$64,608$100Mynt AuctionsNew York, NY
3 days LeftPlatinum GIA Certified 7.47ctw Burma Jade Diamond Halo Cocktail RingEst. $3,913-$5,086$100(1 bid)Mynt AuctionsNew York, NY
3 days LeftPlatinum Cocktail Ring 0.81ct Emerald and Diamond 3 Stone DesignEst. $2,392-$3,109$100BidhausNew York, NY
5 days LeftMikimoto Vintage Clover Ring Platinum Diamond 0.29ct VS1 Size 5Est. $1,885-$2,450$100BidhausNew York, NY
3 days LeftHarbor Diamonds Emerald Cut Diamond Wedding Band 7.41 Carats PlatinumEst. $35,217-$45,782$100BidhausNew York, NY
17 hrs Left18k French Gold and Platinum Pin with Coral and DiamondsEst. $400-$600$200Kaminski AuctionsBeverly, MA
6 days LeftPlatinum GIA Certified 2.66ctw No Heat Sapphire Diamond Halo RingEst. $3,913-$5,086$100Mynt AuctionsNew York, NY
18 hrs LeftPlatinum 2.69ct GIA Certified No Heat Ceylon Sapphire Diamond RingEst. $5,720-$7,436$100BidhausNew York, NY
5 days LeftDavid Webb Platinum 18K Gold Coral Lion Head Bangle BraceletEst. $261,625-$340,112$100(1 bid)BidhausNew York, NY
6 days Left18k Gold Platinum GIA Certified 3.02ctw Marquise Diamond Cocktail RingEst. $18,174-$23,626$100BidhausNew York, NY
6 days Left1960's Platinum Diamond Bracelet 22 Pear Shape 220 Baguette 31 Ct E-G VVS-VSEst. $36,114-$46,948$22,250BidhausNew York, NY