A Wonderful Vintage Sapphire Wedding Ring, Princess Di Era in 9ct Yellow Gold, Deep Dark Royal Midnight Blue Sapphire. This gorgeous ring holds a genuine sapphire at its center measuring about 8 x 11 mm oval. It is surrounded by sparkling white sapphires, fourteen in all. The setting is hallmarked and is composed of 9ct English yellow gold. This beautiful wedding ring is vintage and is estimated to date around the time that Princess Diana received her sapphire wedding ring. Overall the ring measures about 5/8 inch long by about 11/16 inch wide from side to side. Ring Size: about 6 (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.