Specifications: Material: Rhodium-plated ring with Swarovski crystals; adjustable open band Ring Size (without adjusting): 7 3/4 (US/AU), P 1/2 (British), 57 (French) Diameter of ring head: 7/8" wide X 7/8" high (22mm X 23mm) Colors (Standard Swarovski Color Names): Crystal Clear, Aurora Borealis