May 30, 2026PLATINUM LADIES RING W/ DIAMOND & ALEXANDRITE GIAEst. $3,600-$10,000$875(1 bid)Florida Estate Sales Inc.Tallahassee, FL
2 days LeftA SAPPHIRE AND DIAMOND DRESS RING The oval-shaped sapphire cabochon within a four-claw setting, toEst. €7,500-€8,500€3,600Adam's AuctioneersIreland, Dublin
3 days LeftTHE OCEAN DREAM SPECTACULAR COLOURED DIAMOND AND DIAMOND RINGEst. CHF 7,000,000-CHF 10,000,000Preview OnlyChristie'sGeneva, CH
2 days LeftAN EARLY 20TH CENTURY EMERALD AND DIAMOND DRESS RING The rectangular cut-cornered emerald within aEst. €4,000-€6,000€2,000Adam's AuctioneersIreland, Dublin
2 days LeftA RARE GARNET AND DIAMOND DRESS RING The circular-cut purple garnet weighing 18.70cts, within aEst. €5,000-€6,000€2,400Adam's AuctioneersIreland, Dublin
2 days LeftA SAPPHIRE AND DIAMOND DRESS RING The cushion-shaped sapphire, within a four-claw setting andEst. €7,000-€8,000€3,400Adam's AuctioneersIreland, Dublin
May 19, 2026A NATURAL PEARL AND DIAMOND RING, CIRCA 1900Est. $8,000-$12,000$8,000BonhamsLos Angeles, CA
4 days LeftPair of Celestial and Terrestrial 42 1/2 Inches Library GlobesEst. $20,000-$30,000$10,000DOYLE Auctioneers & AppraisersNew York, NY
7 days LeftCarved Aquamarine, Sapphire and Diamond RingEst. $1,500-$2,500$1,400New Orleans Auction GalleriesNew Orleans, LA
May 19, 2026KAT FLORENCE: AN 18K WHITE GOLD, PARAÍBA-TYPE TOURMALINE AND DIAMOND RINGEst. $15,000-$20,000$15,000BonhamsLos Angeles, CA
May 30, 2026Large Victorian Butterfly Specimen Entomology CabinetEst. $10,000-$20,000$5,000Nadeau's Auction GalleryWindsor, CT
May 19, 2026DAVID WEBB: AN 18K WHITE GOLD, TURQUOISE, DIAMOND AND ENAMEL RINGEst. $3,000-$5,000$3,000BonhamsLos Angeles, CA
7 days LeftModernist Diamond, Turquoise, 14k RingEst. $1,600-$1,800$800Fine Estate, Inc. San Rafael, CA
2 days LeftA DIAMOND SINGLE-STONE RING, FRENCH, CIRCA 1960 The raised old European-cut diamond weighingEst. €4,000-€5,000€2,000Adam's AuctioneersIreland, Dublin
May 30, 2026Cerrone 0.85ctw VS1-VS2/G-H Diamond, Onyx and 18K RingEst. $12,500-$13,500$1,800GWS Auctions Inc.Maitland, FL
May 20, 202618K Yellow Gold 3.65cttw Garnet and Diamond Sunburst Cocktail RingEst. $10-$100,000$20(2 bids)Gallery 63Atlanta, GA
May 19, 2026FILIPPO MORONI Blue sapphire diamond gold ringEst. €3,000-€4,500€2,200Bertolami Fine Art s.r.l.Milan, Italy
6 days LeftMen's 14k White Gold Madeira Citrine and Diamond Ring 13ct 1.40ctEst. $17,134-$22,274$13,000Mynt AuctionsNew York, NY