This ring is a classic style and design stepped up a bit with its rich 18k yellow gold setting. The milky white irrdescent oval shaped cabochon opal measures approx. 11mm x 9mm x 3mm. The shoulders are split with a knife edge and come back together about one quarter of the way down the shank. The inside of the shank is stamped “18k JG” and the ring weighs approx. 3.1 grams. It is currently a finger size 5.75 and can be sized.