6 days Left1940s Retro Platinum Double Clip Diamond Brooch 30 Carats H VS-SIEst. $47,658-$61,955$36,500BidhausNew York, NY
3 days LeftPlatinum GIA 3.15ctw Dark Blue Spinel Ring with Diamond SidesEst. $3,913-$5,086$3,000BidhausNew York, NY
5 days LeftVintage Platinum 2.22ctw Oval Cabochon Cat's Eye Diamond Cocktail RingEst. $1,222-$1,588$940BidhausNew York, NY
5 days LeftVintage 14k Gold GIA Certified 1.23ctw Pastel Yellow Sapphire Diamond RingEst. $2,301-$2,991$1,750BidhausNew York, NY
5 days LeftStunning 18k Gold Diamond Sapphire Bracelet 17 Carats 8.25 InchEst. $22,594-$29,372$17,250BidhausNew York, NY
5 days LeftPlatinum GIA Certified 2.91ctw Vivid Pink Sapphire Diamond Ballerina RingEst. $13,429-$17,457$10,250BidhausNew York, NY
6 days LeftVintage 14k White Gold 11.70ct Star Sapphire Diamond RingEst. $4,849-$6,303$3,700BidhausNew York, NY
Buy NowElegant Platinum Brooch with 15 Carats Diamonds and Emeralds$23,260(24 bids)BidhausNew York, NY
5 days Left18k Gold Platinum GIA Certified 3.02ctw Marquise Diamond Cocktail RingEst. $18,174-$23,626$13,750BidhausNew York, NY
May 31, 2026Art Deco Platinum Brooch 4.75 Ct Diamonds E-G VVS-VS 2.25 inEst. $6,084-$7,909$4,650BidhausNew York, NY
Jun 02, 2026Art Deco Platinum Brooch with 120 Diamonds and EmeraldsEst. $4,602-$5,982$3,500BidhausNew York, NY
Buy NowArt Deco Platinum Earrings with Filigree and 6 Carat Diamonds$12,610(18 bids)Mynt AuctionsNew York, NY
Buy NowArt Deco Platinum Bracelet 26 Ct Diamond 3.40 Ct Center Stones$34,370(17 bids)BidhausNew York, NY
Jun 04, 2026Platinum GIA Certified 2.53ct Blue Star Sapphire Diamond Halo RingEst. $2,964-$3,853$2,250BidhausNew York, NY
Buy NowGIA Certified 3.53ct Pink Purple Sapphire Diamond Ring in Platinum Gold$4,460BidhausNew York, NY
Buy NowDavid Webb Platinum 18K Gold Emerald Diamond Brooch Circa 1960s$116,520(22 bids)BidhausNew York, NY
Buy NowFrench Art Deco Platinum Diamond Brooch 1.40 Ct Center 6.00 Ct European-Cut$11,750(27 bids)BidhausNew York, NY