*12.36Ct Smoked Welo Opal Polished - Ethiopian Opal , 187CKsmith Heritage Auctioneers4.3(48)$1003 days Left
2.27ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 55FXThousandPlanet4.5(310)$108 hrs Left
1.63ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 52FXThousandPlanet4.5(310)$108 hrs Left
2.73 Carats Koroit Yowah Opal Cabochon - Natural Australian Single Stone, 86XLLazo Heritage4.4(22)$252 days Left
9.98 Carats Boulder Opal Cabochon - Intricate Matrix Pattern Specimen, 64XMLazo Heritage4.4(22)$102 days Left
