Shop › Pearl and Opal ring Image 1 of 2 Image 2 of 2 Pearl and Opal ring A$350.00 Pearl and boulder opal ring. Sterling silver.Size P (7 ¾).Handmade by me, here in Melbourne. Add To Cart Added! Pearl and boulder opal ring. Sterling silver.Size P (7 ¾).Handmade by me, here in Melbourne.