13.47ct Soul Prism Natural Multicolour Boulder OpalWeatherham Estate Treasures3.8(255)$1852 days Left
Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable ChainMynt Auctions4.5(912)$100Sep 11, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL, 0.03CTS OF DIAMOND ( SIZE: 8.25 ) 6GModern Jewelry4.5(218)See Sold PriceAug 31, 2026
14K YELLOW GOLD PENDANT WITH 11MM X 7MM NATURAL BOULDER OPAL ( 3.4 GRAMS )Modern Jewelry4.5(218)$1,225773 Lots Away
Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail RingDiamond Depot4.3(16)$1,525Sep 8, 2026
Platinum Cocktail Ring With Large Boulder Opal and Diamond AccentsDiamond Depot4.3(16)$2,2003 days Left
Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond AccentsBidhaus4.3(878)$2,100308 Lots Away
