Five year guarantee. 41 mm steel case with polished and satin finish. Manufacture Calibre MT5612 (COSC). Self-winding mechanical movement with bidirectional rotor system. Power reserve of approximately 70 hours. Yellow gold screw-down winding crown, with the TUDOR rose engraved and lacquered in black, with black anodised aluminium winding crown tube. Waterproof to 200 m (660 ft). Unidirectional rotating bezel in yellow gold with 60-minute graduated matt black anodised aluminium disc, gold markings. Domed black dial. Domed sapphire crystal. Brown aged leather strap with folding clasp and safety catch.