Hand carved Mintabie Opal Cameo twisted border 14K gold ring 12.5g s8 JR9692

Huge hand carved genuine Australian Opal Cameo statement, it mounted in a twisted  border bezel, the Opal is 1 1/8" x 7/8". The ring face is 1 3/8" x 1.0" in size. ring size 8, weight 12.5 gram, hallmark and tested for 14K