Wenger Men"s Roadster Black Dial Fitness Watch, Orange Rubber Strap: * Power source: battery (not included) * Lug width: 22mm * Buckle: diver"s buckle and safety clasp * Movement: Swiss quartz * Water resistance: 100m (330") * Case material: stainless steel * Case finish: brushed * Crystal: sapphire coated mineral * Luminosity: hands, numerals and markers * External bezel: unidirectional rotating bezel * Black PVD-coated bezel * Crown: regular * Additional features: date display and military time * Strap/bracelet: silicone strap