41-mm steel case with polished and satin finish + Fixed yellow gold bezel with matte black anodized aluminum disk with tachymetric scale, yellow gold markings + Manufacture Caliber MT5813 (COSC) Self-winding mechanical movement with bidirectional rotor system + Yellow gold screw-down winding crown with the TUDOR rose Yellow gold screw-down pushers at 2 and 4 o’clock + Domed sapphire crystal + Waterproof to 200 m (660 ft) + Riveted steel and gold bracelet, polished and satin finish, with folding clasp and safety catch