Black Bay GMT S&G

41 mm steel case with polished and satin finish. Bidirectional rotatable 48-notch bezel in yellow gold with 24-hour graduated anodized aluminium disc in matte brown and black. Riveted steel and yellow gold bracelet with polished and satin finish. Manufacture Caliber MT5652 (COSC), self-winding mechanical movement with bidirectional rotor system, built-in architecture. Black domed dial. This watch has a yellow gold screw-down crown, with the TUDOR rose in relief, with circular satin-brushed steel winding crown tube. Domed sapphire crystal and waterproof to 200 m (660 ft). Sixty years of TUDOR diving history distilled into one truly iconic watch. The Black Bay has been updated for 2016 with a mechanical movement manufactured by TUDOR.