Brand Tudor Collection BLACK BAY PRO Description 39 mm steel case, Riveted steel bracelet Case 39 mm steel case with polished and satin finish Bezel 24-hour graduated fixed bezel in satin-brushed steel Movement Manufacture Calibre MT5652 (COSC) Self-winding mechanical movement with bidirectional rotor system Built-in architecture Dial Black, domed Winding Crown Screw-down winding crown in steel with the TUDOR rose in relief Crystal Domed sapphire crystal Waterproofness Waterproof to 200 m (660 ft) Bracelet Riveted steel bracelet with polished and satin finish, and TUDOR ?T-fit? clasp with rapid adjustment Size Of Case medium size Material Steel Filter Dial dark-coloured dial