4.91ct black opal 18K ring Boulder opal Australia Size and weight are

Australia Size and weight are approximate We are Australian jewelers with opal supplies based in Sydney

Gold weight: 14

Weight: 21carats

9mm x 4mmSource: Lightning Ridge

4.91ct black opal 18K ring Boulder opal Australia Size and weight areProduct Description Little surprise! Dear treasure fans, I would like to share with you the blue green lightning ridge black opal ringbeautiful blue green and black opal ring with high cost performancethe vibrant blue green color changes, like the sparkling water surfacelarge countertop Opal bare stone with simple classical inlay designrose gold ring arm, also matched with two small diamonds as embellishmenthands on effect is full of advanced sense.