Sep 2, 2026Cartier Juste un Clou Pendant Necklace 18K Yellow Gold with DiamondsEst. $4,750-$6,500$1,600MASION DE BEAUBIGONNE LLCWilmington, DE
Sep 2, 2026Cartier Juste un Clou Double Ring 18K White Gold and DiamondsEst. $5,400-$7,300$1,825MASION DE BEAUBIGONNE LLCWilmington, DE
Sep 2, 2026Cartier Juste un Clou Double Ring 18K White Gold and DiamondsEst. $4,250-$5,800$1,425MASION DE BEAUBIGONNE LLCWilmington, DE
Sep 15, 2026A SAPPHIRE AND DIAMOND CLUSTER RING The cushion-shaped sapphire weighing approximately 5.50cts,Est. €6,000-€8,000€3,000Adam's AuctioneersIreland, Dublin
3 days Left18K (18-Karat White Gold) Necklace With Brown Diamond (0.20 Carat) Total Weight Approximately 2.4GEst. $800-$975$210SEUYCORaleigh, NC
Sep 28, 2026Johannes Diamond, Sapphire, Gold Brooch Stones:Est. $5,000-$7,000$2,400Heritage AuctionsDallas, TX
Sep 28, 2026Diamond, Mother-of-Pearl, Gold Necklace Stones:Est. $8,000-$10,000$4,000Heritage AuctionsDallas, TX
Sep 15, 2026BOUCHERON: A DIAMOND 'LIERRE' DRESS RING Of crossover ivy leaf design, pavé-set withEst. €2,500-€3,500€1,200Adam's AuctioneersIreland, Dublin
Sep 28, 2026A. Jaffe Diamond, Platinum, Gold Ring Stones: REst. $50,000-$70,000$24,000Heritage AuctionsDallas, TX
Sep 2, 2026Cartier Love 3 Ring Pendant Necklace 18K Rose Gold and Ceramic with DiamondsEst. $3,700-$5,000$1,275MASION DE BEAUBIGONNE LLCWilmington, DE
Sep 28, 2026Verdura Diamond, Platinum, Gold Pendant-Brooch Est. $20,000-$30,000$10,000Heritage AuctionsDallas, TX
Sep 15, 2026BUCCELLATI: A DIAMOND RING Of bi-coloured design, formed as a continuous openwork lattice, accentedEst. €6,500-€7,500€3,200Adam's AuctioneersIreland, Dublin
Sep 28, 2026Diamond, Gold Ring Stones: Round brilliant-cut Est. $15,000-$20,000$7,500Heritage AuctionsDallas, TX
Sep 28, 2026Diamond, Gold Pendant-Necklace Stones: Round brEst. $10,000-$15,000$5,000Heritage AuctionsDallas, TX
Sep 28, 2026Garnet, Diamond, Gold Brooch, French Stones: RoEst. $8,000-$10,000$4,000Heritage AuctionsDallas, TX
Sep 15, 2026A TURQUOISE AND DIAMOND BROOCH Of foliate design, set with a series of oval-shaped turquoiseEst. €2,000-€3,000€1,000Adam's AuctioneersIreland, Dublin
Sep 28, 2026Aldo Cipullo for Cartier Diamond, Gold, SterlingEst. $20,000-$40,000$10,000Heritage AuctionsDallas, TX
Sep 28, 2026Cartier Diamond, Gold Rings, circa 2000 Stones:Est. $5,000-$7,000$2,400Heritage AuctionsDallas, TX
Sep 28, 2026Black Opal, Diamond, Gold Pendant-Necklace StonEst. $10,000-$15,000$5,000Heritage AuctionsDallas, TX
Sep 15, 2026AN ART DECO DIAMOND DRESS RING, FRENCH, CIRCA 1920 Of geometric lattice design, set throughout withEst. €4,500-€5,500€2,200Adam's AuctioneersIreland, Dublin
Sep 15, 2026A SAPPHIRE AND DIAMOND CLUSTER RING Of navette design, centring an oval-shaped sapphire, to aEst. €10,000-€15,000€5,000Adam's AuctioneersIreland, Dublin
Sep 15, 2026A PAIR OF DIAMOND EARRINGS Each designed as an infinity-knot cluster, of interlaced polished goldEst. €1,800-€2,200€900Adam's AuctioneersIreland, Dublin
Sep 15, 2026BULGARI: A DIAMOND BROOCH, CIRCA 1950 Of openwork flowerhead design, centring a brilliant-cutEst. €3,000-€4,000€1,500Adam's AuctioneersIreland, Dublin
Sep 28, 2026Cathy Waterman Diamond, Platinum, Gold Bracelet Est. $15,000-$20,000$7,500Heritage AuctionsDallas, TX