A Gorgeous Vintage Australian Opal Diamond Ring set in 14K Gold from the Estate Jewelry Collection. The center of this wonderful estate ring holds a colorful natural genuine Australian Opal gemstones (single cut not a doublet or triplet)measuring about 5 x 8mm in a pear cut. The opal is surrounded by twelve (12) genuine sparkling Diamonds that perfectly highlight the beautiful array of colors in the opal. The setting is solid 14K yellow Gold, as marked and tested. Overall the opal measures about 1/2 inch long by about 3/4 inch from side to side. Ring Size: about 6 3/4 (could be resized by your local jeweler or ask me about using mine before shipping). In beautiful estate condition. International shipping available, please ask.