Five year guarantee. 36 mm 316L steel case with polished and satin finish. Self-winding mechanical movement, Manufacture Calibre MT5400. Power reserve of approximately 70 hours. Yellow gold screw-down winding crown with the TUDOR rose in relief. Waterproof to 100 m (300 ft). Yellow gold bezel, silver dial with flat sapphire crystal. Steel and yellow gold bracelet, polished and satin finish, with steel “T-fit” folding clasp and safety catch.