TUDOR Black Bay S&G 36 mm steel case with polished and satin finish. Fixed bezel in yellow gold. Yellow gold screw-down winding crown with the TUDOR rose in relief. Manufacture Calibre MT5400 (COSC) Self-winding mechanical movement with bidirectional rotor system. Black dial. Flat sapphire crystal.  Steel and yellow gold bracelet, polished and satin finish, with steel “T-fit” folding clasp and safety catch. Waterproof to 100 m (330 ft)

Brand: TUDOR M79643-0001
Tudor Bracelet Sizing Guide