Jul 10, 202610.35 Ct Natural Multicolor Top Fire Opal Solid Rough Cab SetEst. $150-$300$1Gems AuctionBangkok, TH
5 days Left28.00 Ct Natural Multicolor Welo Opal Flash Fire Round BeadsEst. $150-$300$1Gems AuctionBangkok, TH
5 days Left55.66 Ct Natural Multicolor Welo Opal Flash Fire Round Cut BeadsEst. $250-$500$1Gems AuctionBangkok, TH
Jul 07, 20267.29 Ct "Top Grade" Natural Ethiopian Fire Opal RoughEst. $75-$150$1Finest Gems Auction Rajasthan, IN
5 days Left2.89 Ct Natural Multicolor Welo Opal Flash Fire Oval CutEst. $100-$200$1Gems AuctionBangkok, TH
Jul 09, 2026FIRE OPAL DESIGN NECKLACE PLATINUM PENDANTEst. $2,400-$3,520$25NY Elizabeth Beverly Hills, CA
Jul 13, 2026Natural Fire Red Black Opal Gemstones 1.60 Ct. Oval Cabochon Shape 10.9 x 8.4 Mm.Est. $85-$133$1Treasure of Gems & JewelryLake Charles, LA
Jul 10, 202621.46 Ct Natural Black Flashing Fire "Eclipse Flame" Opal Pear CabEst. $750-$1,500$1Gems AuctionBangkok, TH
3 days Left14k Yellow Gold Fire Opal Diamond Cocktail Ring Size 6.25Est. $5,265-$6,844$100BidhausNew York, NY
2 days LeftVintage 14k Yellow Gold Floral Fire Opal Ring Size 5Est. $3,406-$4,427$100BidhausNew York, NY
Jul 10, 2026FIRE OPAL DESIGN PLATINUM DIAMOND RINGEst. $2,850-$4,180$25NY Elizabeth Beverly Hills, CA
5 days Left63.46 Ct Natural Multicolor Welo Opal Top Fire Round Cut BeadsEst. $250-$500$1Gems AuctionBangkok, TH