31mm 316L steel case with polished and satin finish. Manufacture Calibre MT5201 (COSC), Self-winding mechanical movement with bidirectional rotor system, Integrated construction. Power reserve of approximately 50 hours. Yellow gold screw-down winding crown with the TUDOR rose in relief. Waterproof to 100m (330 ft). Fixed bezel in yellow gold set with diamonds. Champagne-colour with diamond hour markers. Flat Sapphire crystal. Steel and yellow gold bracelet, polished and satin finish, with steel “T-fit” folding clasp and safety catch.