Case:41 mm steel case with polished and satin finishBezel:Fixed 316L steel bezel with matt black anodised aluminium disc with tachymetric scale and silver markingsMovement:Manufacture Calibre MT5813 (COSC) Self-winding mechanical movement with bidirectional rotor systemDial:Black with silver counters, domedWinding Crown:316L steel screw-down pushers at 2 o'clock and 4 o'clockCrystal:Domed sapphire crystalWaterproofness:Waterproof to 200 m (660 ft)Bracelet:Riveted 316L steel bracelet with polished and satin finish with folding clasp and safety catch