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 Dial Opaline, domed Screw-down winding crown in steel with the TUDOR rose in relief Domed sapphire crystal Waterproof to 200m (660 ft) Black fabric strap with yellow band and buckle