TUDOR watch. Black Bay S&G. Synthetic sapphire crystal. 41mm case. Steel case with unidirectional rotating bezel in yellow gold with 60-minute graduated matt black anodised aluminum disc, gold markings. Domed champagne dial. Brown aged leather strap with folding clasp and safety catch. Self-winding mechanical movement with bidirectional rotor system, Manufacture Calibre MT5612. Approximately 70 hour power reserve. Chronometer. Date.