Specifications Model CA4690-51A Dial White Case 41 mm Silver-Tone Super Titanium Band Bracelet Super Titanium Fold Over Clasp with Push Buttons Crystal Sapphire Crystal Superior scratch resistance and hardness Water-Resistance WR100/10Bar/333ft [Swimming, Showering & Snorkeling] Movement B620 Eco-Drive Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries.