A Gorgeous Antique Sapphire Diamond Wedding Ring, 18K White Gold, Art Deco circa 1930's. This beautiful classic antique ring holds a fine white diamond at center measuring about 2.5mm in diameter. It is surrounded by deep blue sapphires measuring about 3mm in diameter. The setting is classic Art Deco and is composed of 18K white gold. Overall the ring measures about 3/4 inch long by about 11/16 inch wide from side to side. Ring Size: about 4 1/4 (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.