– 41 mm steel case with polished and satin finish – Fixed yellow gold bezel with matt black anodised aluminium disc with tachymetric scale, yellow gold markings – Manufacture Calibre MT5813 (COSC) Self-winding mechanical movement with bidirectional rotor system – Black, domed –  Screw-down winding crown with the TUDOR rose in relief. Yellow gold screw-down pushers at 2 and 4 o'clock. Steel covered by a 0.3mm 18 ct yellow gold cap – Domed sapphire crystal – Waterproof to 200 m (660 ft) – Black fabric strap with buckle – Download Size Guide