This Watch is Made with All Titanium. It is Water Resistant up to 660ft or 200 Meters. It has a Mineral Class Crystal face. It has a Safety Fold Over Clasp with Push Button. This watch features a Titanium Bracelet and Case surrounding its Round Chronograph White Dial Eco-Drive Professional Diver Eco-Drive Technology harnesses the power of light to Fuel this Watch. In essence, it will never need a Battery. Sunlight and any artificial light are absorbed through the crystal and dial and the solar cell beneath the dial converts the light into electrical energy to power the watch. Eco-Drives revolutionary lithium-ion rechargeable cell stores enough energy to power the watch for up to 5 years, even in the dark. Citizen Watch AT0100-51A