A Gorgeous Antique Vintage Australian Opal Ring in Modernist Architectural 14K Yellow Gold Setting, circa 1950's. This stunning estate ring holds a genuine solid Australian opal at its center measuring about 8 x 10mm oval. It shows beautiful colors in the light. The setting is beautifully designed, Mid-Century Modernist movement with an architectural feel.The setting is composed of sturdy 14K yellow gold. Overall the ring measures about 9/16 inch long by about 13/16 inch wide from side to side. Ring Size: about 6 1/2 (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.