Jul 16, 2026Art Deco brooch and earrings set with pearls and diamonds.Est. €3,250-€6,000€3,250Subastas de Barcelona S.L. (Subarna Casa de Subastas)Barcelona , Catalonia
Jul 18, 2026TIFFANY CO. LEAF MOTIF DIAMOND BROOCH YELLOW GOLD 750Est. $5,775-$8,470$25NY Elizabeth Beverly Hills, CA
Jul 24, 2026RETRO period, Italian bicolor gold brooch 18k bicolor gold diamond sapphire.Est. $2,800-$5,000$2,800HEAVEN'S EARTH ANTIQUE CO LLCSan Francisco, CA
Jul 25, 2026AS TIME HEMATITE SAPPHIRE DIAMOND FLORA GRAPES PENDANT AND BROOCH PT 900Est. $3,900-$5,720$25NY Elizabeth Beverly Hills, CA
Jul 25, 2026MIKIMOTO AKOYA PEARL SEA HORSE BROOCH SILVEREst. $750-$1,100$25NY Elizabeth Beverly Hills, CA
Jul 25, 2026BROOCH PM/PLATINUM K18/YELLOW GOLD ALLOYEst. $1,200-$1,760$25NY Elizabeth Beverly Hills, CA
Buy NowDavid Webb Platinum Necklace with Turquoise and Diamonds 46.1 Cts$244,830Diamond DepotNew York, NY
Jul 16, 2026Platinum Art Deco Diamond Bow Pin 68 Stones 2.75 InchEst. $2,405-$3,126$100BidhausNew York, NY
7 days LeftDavid Webb Platinum Necklace with Turquoise and Diamonds 46.1 CtsEst. $251,433-$326,862$193,000BidhausNew York, NY
Jul 25, 2026DIAMOND BAGUETTE-CUT CLASSIC PENDANT 900 PLATINUMEst. $1,500-$2,200$25NY Elizabeth Beverly Hills, CA
Aug 01, 2026Tiffany & Co. Diamond and Sapphire Bow PinEst. $1,600-$1,700$800Case Antiques, Inc. Auctions & AppraisalsKnoxville, TN
Jul 21, 2026BOUCHERON 18K GOLD RETRO CLIP PIN BROOCH DIAMOND SAPPHIREEst. $62,900-$70,300$51,500Modern JewelryValley Village, CA
Buy NowBOUCHERON 18K GOLD RETRO CLIP PIN BROOCH DIAMOND SAPPHIRE$62,900Modern JewelryValley Village, CA
Buy NowDAVID WEBB 18K & Platinum Burma Ruby and Diamond Flower Brooch/Pendant$27,500IntervendueMIAMI, FL
Buy NowArt Deco Platinum Diamond Clips 21.20 Ct with Old Mine and Baguette Diamonds$24,980Diamond DepotNew York, NY
Jul 29, 2026PLATINUM GOLD 7.5CT DIAMOND FLORAL SPRAY BROOCH/PENDANTEst. $25,033-$27,978$20,500Modern JewelryValley Village, CA
Buy NowFrench Art Deco Platinum Diamond Pendant Necklace with Bakelite Box$19,160Diamond DepotNew York, NY
Buy NowAntique Edwardian Tiffany & Co. 5ctw Diamond Comb in Platinum and Gold$18,630Diamond DepotNew York, NY
6 days Left18K TWO TONE GOLD/PLAT PIN BROOCH WITH 5 CT ROUND DIAMONDS & 32.29 CT AMETHYSTEst. $14,756-$16,492$12,000Modern JewelryValley Village, CA
3 days LeftVintage 1.30ct Sapphire and 1.51ct Diamond BroochEst. $4,500-$5,000$2,800Eastern European Art Gallery IncBroomall, PA