A Stunning Vintage Australian Opal Diamond Ring, Estate Wedding Band, 14K Yellow Gold. This beautiful estate ring holds a genuine single cut (not doublet or triplet) Australian Opal gemstone with wonderful natural colors. There is a single white diamond in the ring as well. The setting is Beautifully made of 14K yellow gold. Overall the ring measures about 7/16 inch long by about 13/16 inch wide from side to side. Ring Size: about 9 1/4 (could be resized by your jeweler or ask me about using mine before shipping). This ring was acquired through an estate collection and is in lovely vintage condition.