Inspired by the original Tudor diving watch, this award-winning automatic Tudor Black Bay Automatic Men\'s Watch is designed for underwater adventure. Highly legible and accurate, this is an incredibly robust diving watch. At A Glance  Stainless steel bracelet with folding clasp 41mm stainless steel case with a Burgundy uni-directional rotating bezel and 200m water resistance Domed scratch-resistant anti-reflective sapphire crystal glass Black dial with luminous rose golden baton hour markers Snowflake hands Powered by the Manufacture Calibre MT5602 (COSC) Self-winding mechanical movement with bidirectional rotor system Minimum power reserve of 70 hours