2.05 ct double-sided crystal opal 10.2x9.4x3.3mm - Black Opal Direct
Dalben Lightning Ridge Australian Crystal Opal Rose Gold Ring For Sale at 1stDibs | crystal opal ring, crystal opal jewellery, australian crystal opal ring
4.4 ct . Australian shell Opal , Brilliant color , 100 % natural opal | eBay