TUDOR watch. Black Bay S&G. Steel case with polished and satin finish. Domed sapphire crystal. 41mm case. Unidirectional rotating bezel in yellow gold with 60-minute graduated matt black anodised aluminum disc, gold markings. Black dial, domed. Brown fabric strap with buckle. Manufacture Calibre MT5612 (COSC) Self-winding mechanical movement with bidirectional rotor system. Approximately 70 hour power reserve. Chronometer. Date. Waterproof to 200M.