24 hrs LeftGIA Certified 18K Gold Platinum Rubellite Tourmaline Diamond Navette BroochEst. $9,620-$12,506$100BidhausNew York, NY
6 days LeftPlatinum & Gold 1.70cts Diamond RingEst. $42,084-$58,450$50Prestige Auction GalleriesWoodland Hills, CA
24 hrs LeftEGL Certified Edwardian 4.40ct Diamond Platinum Chandelier EarringsEst. $11,544-$15,007$100BidhausNew York, NY
2 days LeftEGL Certified Platinum Two-Stone Diamond Ring 5.04 Ct Trillion 3.96 Ct ChampagneEst. $45,617-$59,302$100BidhausNew York, NY
3 days LeftConvertible Platinum Diamond Pearl Necklace Brooch 4-5 CaratsEst. $10,335-$13,435$100BidhausNew York, NY
2 days LeftPlatinum GIA Certified 10.32ctw Cat's Eye & Diamond Cocktail RingEst. $6,773-$8,804$100BidhausNew York, NY
2 days LeftPlatinum 9.09ct Green Tourmaline Diamond Pendant Necklace AdjustableEst. $2,483-$3,227$100BidhausNew York, NY
24 hrs LeftDavid Webb Platinum 18K Yellow Gold Diamond Bracelet 5.75 CtsEst. $32,032-$41,641$100BidhausNew York, NY
3 days LeftDavid Webb Platinum 18K Gold Emerald Diamond Brooch Circa 1960sEst. $119,665-$155,564$100BidhausNew York, NY
3 days LeftPlatinum 18K Yellow Gold 3.80 Ct Diamond Earrings Elegant DesignEst. $6,838-$8,889$100Mynt AuctionsNew York, NY
3 days LeftPlatinum Multi Strand Green Tourmaline Diamond Necklace 2 Cts 5 StrandsEst. $4,862-$6,320$100Mynt AuctionsNew York, NY
Live NowAntique Art Deco Platinum Engagement Ring GIA 0.92ct DiamondsEst. $3,393-$4,410$1,975BidhausNew York, NY
24 hrs LeftPlatinum GIA Certified 1.14ct Pink Sapphire Diamond East West RingEst. $2,353-$3,058$100BidhausNew York, NY
2 days LeftDavid Webb 21 Carat Diamond Textured Bracelet in Platinum and 18K GoldEst. $79,586-$103,461$100(1 bid)BidhausNew York, NY
3 days LeftPlatinum Multi Strand Green Tourmaline Diamond Necklace 2 Cts 5 StrandsEst. $4,862-$6,320$100BidhausNew York, NY
2 days LeftPlatinum GIA Certified 2.81ct Oval Tanzanite Diamond Cocktail RingEst. $2,015-$2,619$100Mynt AuctionsNew York, NY
24 hrs LeftVintage Platinum 1.0ctw VS Diamond 5 Stone Channel Set Band RingEst. $2,678-$3,481$100BidhausNew York, NY
3 days LeftDavid Webb Platinum Clip-On Earrings with 25 Carats Diamond and PearlEst. $86,372-$112,283$100BidhausNew York, NY
2 days LeftAntique Krementz 14k Gold Platinum Filigree Diamond Bar BroochEst. $1,066-$1,385$100BidhausNew York, NY
Live NowMichael Bondanza Venti 18k Gold Platinum Diamond Wide BraceletEst. $28,639-$37,230$100BidhausNew York, NY
3 days LeftPearl and Diamond Stud Earrings in 18k Yellow Gold with Platinum AccentsEst. $3,393-$4,410$100BidhausNew York, NY
2 days LeftAntique Edwardian 18K Gold Platinum Diamond Bypass Ring 0.25ctwEst. $1,157-$1,504$100BidhausNew York, NY
3 days LeftArt Deco Platinum Brooch 27ct Diamonds Double Clip DesignEst. $61,243-$79,615$100(1 bid)BidhausNew York, NY
2 days LeftArt Deco Platinum Yellow Gold Brooch with 10.50cttw DiamondsEst. $20,488-$26,634$100BidhausNew York, NY