6 days LeftVintage Platinum 1.0ctw Step Cut Diamond Band Ring Size 5Est. $2,912-$3,785$100BidhausNew York, NY
6 days Left18k Gold Platinum GIA Certified 8.89ct Orangy Yellow Sapphire RingEst. $16,276-$21,158$100BidhausNew York, NY
7 days LeftPlatinum 4.33ct Tanzanite Diamond Tear Drop Pendant NecklaceEst. $2,678-$3,481$100BidhausNew York, NY
7 days LeftPlatinum 1.04 Carat Diamond Eternity Band Size 7.25Est. $2,574-$3,346$100BidhausNew York, NY
6 days LeftPlatinum Rose Brooch 14.50 Ct Diamonds D-F VVS-VS 2.75 InchesEst. $14,378-$18,691$100BidhausNew York, NY
7 days LeftDavid Webb 18k Gold Platinum Cufflink and Button Stud Set with Diamonds and LapisEst. $8,944-$11,627$100BidhausNew York, NY
6 days LeftTwo Tone Platinum Ladies Ring with 2.65ct GIA Certified Emerald and 2.09tcw Adjacent DiamondsEst. $23,250-$28,885$50Riverside GalleriesArcadia, CA
Aug 21, 2026Platinum GIA Certified 3.5ct Royal Blue Burma Sapphire Diamond RingEst. $14,378-$18,691$100BidhausNew York, NY
7 days LeftPlatinum Art Deco Diamond Brooch Pendant with 4.60 Carats TotalEst. $6,773-$8,804$100Mynt AuctionsNew York, NY
Aug 21, 2026Platinum GIA 3.15ctw Dark Blue Spinel Ring with Diamond SidesEst. $3,913-$5,086$100BidhausNew York, NY
6 days LeftArt Deco Platinum Brooch 16.75 Ct Diamonds D-E VVS1-VS1Est. $17,641-$22,933$100BidhausNew York, NY
7 days LeftPlatinum Art Deco Bracelet with 42 Diamonds and 36 SapphiresEst. $93,847-$122,001$100Mynt AuctionsNew York, NY
7 days LeftPlatinum Diamond Necklace 7.50ct Fancy Club Shape 24 InchesEst. $10,296-$13,384$100BidhausNew York, NY
7 days LeftTiffany & Co. Platinum Diamond Pink Sapphire Eternity Band RingEst. $5,226-$6,793$100BidhausNew York, NY
7 days LeftVintage Platinum GIA 3.72ctw Red Ruby Diamond Ballerina RingEst. $9,620-$12,506$100BidhausNew York, NY
6 days LeftDavid Webb Platinum 18K Gold Bombe Earrings with Diamonds Emeralds SapphiresEst. $66,677-$86,680$100BidhausNew York, NY
6 days LeftPlatinum Art Deco Brooch with 6.25 Carat Diamonds and Center StoneEst. $5,824-$7,571$100BidhausNew York, NY
7 days LeftVintage Platinum GIA 3.83ctw Gray Opal Diamond Ballerina RingEst. $3,913-$5,086$100BidhausNew York, NY
7 days LeftDavid Webb Platinum Emerald Diamond Flexible Bracelet 30 CtsEst. $86,372-$112,283$100BidhausNew York, NY
7 days LeftDavid Webb 1960s Platinum Diamond Floral Brooch 21 CaratsEst. $61,243-$79,615$100BidhausNew York, NY
7 days LeftDavid Webb 1970s Coral Diamond Earrings Platinum 18K GoldEst. $41,210-$53,573$100BidhausNew York, NY
7 days LeftStunning Platinum 2.78ctw Cat's Eye and Diamond Cocktail RingEst. $1,729-$2,247$100BidhausNew York, NY
7 days LeftPlatinum Vintage Diamond Stack Band Ring 1ctw 5.5 SizeEst. $2,912-$3,785$100BidhausNew York, NY
7 days LeftPlatinum Cat's Eye Diamond Halo Cocktail Ring Size 5.5Est. $4,862-$6,320$100BidhausNew York, NY