5 days LeftVintage Platinum GIA Certified 9.91ctw Sapphire Diamond Dangle EarringsEst. $14,378-$18,691$100BidhausNew York, NY
5 days LeftBvlgari 1960s Platinum Necklace 40 Carat Diamond Signed ItalyEst. $115,583-$150,257$100BidhausNew York, NY
6 days LeftAntique Platinum 1.85ctw Diamond Target Ring Vintage CocktailEst. $10,569-$13,739$100BidhausNew York, NY
5 days LeftVintage Platinum GIA 4.54ct Paraiba Tourmaline Diamond Cocktail RingEst. $12,480-$16,224$100BidhausNew York, NY
5 days LeftDavid Webb Platinum 18K Gold Diamond Ruby Emerald EarringsEst. $26,598-$34,577$100BidhausNew York, NY
5 days LeftVintage Art Deco Platinum Ladies Diamond Watch 11 CaratsEst. $14,378-$18,691$100BidhausNew York, NY
5 days LeftAntique 14k Gold Platinum Diamond Knights Amethyst Brooch 0.50ctwEst. $6,669-$8,669$100BidhausNew York, NY
5 days LeftElegant 18K Yellow Gold Platinum Diamond Earrings 3.35 CtEst. $6,838-$8,889$100BidhausNew York, NY
5 days LeftVintage Platinum GIA 2.14ctw Round Cut Diamond Cluster RingEst. $4,628-$6,016$100BidhausNew York, NY
5 days LeftArt Deco Platinum Brooch 11.75 Ct Diamonds 3 InchesEst. $14,924-$19,401$100BidhausNew York, NY
5 days LeftElegant 18K Yellow Gold Platinum Diamond Earrings 3.40 CtEst. $5,473-$7,114$100BidhausNew York, NY
6 days LeftVintage Platinum Aquamarine 22ct & Diamond 4ct BroochEst. $5,408-$7,030$100BidhausNew York, NY
5 days LeftArt Deco platinum ring GIA certified sapphire diamond 3.34ctwEst. $7,722-$10,038$100BidhausNew York, NY
5 days LeftPlatinum 7.10ctw Oval Jelly Opal Diamond Border Pendant NecklaceEst. $2,964-$3,853$100BidhausNew York, NY
5 days LeftVintage Michael Bondanza 18k Gold Platinum Diamond Spider BroochEst. $5,343-$6,945$100BidhausNew York, NY
6 days LeftVintage Platinum 5.5ct Marquise Diamond Band RingEst. $9,620-$12,506$100BidhausNew York, NY
6 days LeftArt Deco Glycine Platinum Watch 10.50 Ct Diamonds Manual-WindingEst. $8,125-$10,562$100BidhausNew York, NY
6 days LeftVintage Pt900 Platinum Ring with Sapphire and Diamond Size #52Est. $598-$777$100BidhausNew York, NY
6 days LeftDiamond Necklace in Platinum and 18K Rose Gold 51.45 CtEst. $243,282-$316,266$100BidhausNew York, NY
5 days LeftVintage Platinum 1.65ctw GIA Burma Ruby Diamond 3 Stone Band RingEst. $6,773-$8,804$100BidhausNew York, NY
5 days Left18K White Gold Setting and Platinum Chain with 13mm South Sea pearl and 0.27ct Diamond PendantEst. $6,987-$8,871$50Riverside GalleriesArcadia, CA
5 days LeftVintage 60 Carat Diamond Floral Necklace in Platinum Edwardian StyleEst. $130,936-$170,216$100BidhausNew York, NY
5 days LeftAntique Edwardian 0.50ct Diamond Enamel Target Stick Pin Gold PlatinumEst. $2,015-$2,619$100BidhausNew York, NY
5 days LeftAntique Krementz 14k Gold Platinum Rock Crystal Diamond Bar BroochEst. $1,248-$1,622$100BidhausNew York, NY