TUDOR watch. Black Bay Pro. 39mm steel case with polished and satin finish. 24-hour graduated fixed bezel in satin-brushed steel. Manufacture Calibre MT5652 (COSC) Self-winding mechanical movement with bidirectional rotor system built-in architecture. Domed opaline dial. Screw-down winding crown in steel with the TUDOR rose in relief. Domed sapphire crystal. Black fabric strap with yellow band and buckle. Waterproof to 200M/660 feet.