You are viewing a fine quality 14K yellow gold ring made in the 1980's. The ring measures 10 mm or just of 3/8" wide up the finger by 22 mm across. The ring is set with natural matrix Black Opal in panels with Diamonds on either side. The Diamonds are good quality stones and weigh 1/3 of a carat in total. The ring is marked: 14 K . It is a size 6 1/2 with a thick shank and can be re=sized. The ring weighs 12.4 grams.