39-mm steel case with polished and satin finish + Unidirectional rotatable bezel in steel with 60-minute graduated disk in matte blue anodized aluminum and silver gilded markings and numerals + Manufacture Caliber MT5402 (COSC) Self-winding mechanical movement with bidirectional rotor system + Steel screw-down winding crown, with the TUDOR rose, with circular satin-brushed steel winding crown tube + Domed sapphire crystal + Waterproof to 200 m (660 ft) + Riveted steel bracelet with polished and satin finish, with folding clasp and safety catch