Five year Guarantee Five-year transferable guarantee with no registration or periodic maintenance checks required Case 41mm steel case with polished and satin finish Movement Manufacture Calibre MT5602 (COSC) Self-winding mechanical movement with bidirectional rotor system Power Reserve Power reserve of approximately 70 hours Winding Crown Screw-down steel winding crown, with the TUDOR rose engraved and black-lacquered, with black anodised aluminium winding crown tube Waterproofness Waterproof to 200m (660 ft) Bezel Steel unidirectional rotatable bezel with disc in matt black anodised aluminium Dial Black with pink index, domed Crystal Domed sapphire crystal Bracelet Riveted steel bracelet with polished and satin finish with folding clasp and safety catch