Sep 4, 2026J.E. Caldwell sapphire diamond jewelry set in gold and platinumEst. $6,422-$8,348$4,900Mynt AuctionsNew York, NY
Sep 2, 202610.00ct Natural Diamond 18KWG and Pt900 Graduated Fringe NecklaceEst. $10-$100,000$10(1 bid)Gallery 63Atlanta, GA
2 days LeftTiffany & Co. Initial P Diamond Platinum Pendant 16 inEst. $2,249-$2,923$1,450BidhausNew York, NY
Sep 3, 2026ART DECO SAPPHIRE & DIAMOND LAVALIER NECKLACEEst. $600-$800$400Leighton GalleriesWaldwick, NJ
2 days LeftJ.E. Caldwell Platinum Diamond Pendant 3.85ct on Diamond ChainEst. $13,013-$16,916$100BidhausNew York, NY
6 days LeftFINE JEWELRY NECKLACE RADIANT CUT EMERALD DIAMOND PT900 PT850Est. $6,675-$9,790$25NY Elizabeth Beverly Hills, CA
6 days LeftTIFFANY & CO. VICTORIA MIXED CLUSTER LARGE NECKLACEEst. $22,050-$32,340$25NY Elizabeth Beverly Hills, CA
Sep 6, 2026TIFFANY&CO. QUATTRA HEART KEY NECKLACEEst. $8,250-$12,100$25NY Elizabeth Beverly Hills, CA
5 days LeftOPAL NECKLACE OF 6,11CTS AND DIAMONDSEst. $12,000-$33,000$50Alden's AuctionFountain Valley, CA
Sep 6, 2026HARRY WINSTON ROUND SOLITAIRE NECKLACEEst. $17,250-$25,300$25NY Elizabeth Beverly Hills, CA
Sep 6, 2026TIFFANY & CO. BY THE YARD HEART NECKLACEEst. $2,400-$3,520$25NY Elizabeth Beverly Hills, CA
Sep 6, 2026PT900 PT850 FLOWER AKOYA PEARL NECKLACEEst. $2,925-$4,290$25NY Elizabeth Beverly Hills, CA