TUDOR Black Bay Chrono

41 mm steel case with polished and satin finish. Fixed steel bezel with matte black anodized aluminum disc with tachymetric scale and silver markings.  Manufacture Caliber MT5813 (COSC), self-winding mechanical movement with date aperture at 6 o'clock. Opaline domed dial with black counters. Screw-down steel pushers at 2 o'clock and 4 o'clock. Domed sapphire crystal. Waterproof to 200 m (660 ft).

The famous Black Bay family introduced the first TUDOR chronograph, powered by the self-winding Manufacture Caliber MT5813, with a column wheel and vertical clutch.