Five-year transferable guarantee with no registration or periodic maintenance checks required Case 43mm bronze case with bronze-coloured PVD-treated steel case back and satin finish Movement Manufacture Calibre MT5601 (COSC) Self-winding mechanical movement with bidirectional rotor system Power Reserve Power reserve of approximately 70 hours Winding Crown Bronze screw-down winding crown adorned with an engraved TUDOR rose Waterproofness Waterproof to 200m (660 ft) Bezel Unidirectional rotatable bezel in bronze with 60-minute graduated disc in matt slate grey anodised aluminium Dial Slate grey, domed Crystal Domed sapphire crystal Bracelet Rounded black nubuck leather with bronze buckle