Tudor Black Bay One 31

The Black Bay One 31 (M79600-0003) is presented in a 31mm steel case with a case thickness of 9.5mm and a stainless steel bezel finished with polished and satin surfaces. The light champagne-colour dial is paired with luminous hands and markers and protected by a sapphire crystal. It is powered by the automatic Tudor Manufacture Calibre MT5201, a COSC-certified chronometer offering 50 hours of power reserve and water resistance to 100 metres, fitted to a steel bracelet with a "T-fit" folding clasp and safety catch.