In 2017, TUDOR introduced a new steel and gold version to the famous Black Bay family, featuring for the first time a new date function. Fitted with a Manufacture Calibre MT5612, the Black Bay S&G is available with a black dial, or now with a new champagne-coloured dial. 41 mm steel case with polished and satin finish. Self-winding mechanical movement with bidirectional rotor system. Power reserve of approximately 70 hours. Unidirectional rotating bezel in yellow gold with 60-minute graduated matt black anodised aluminium disc, gold markings. Black dial domed. Yellow gold screw-down winding crown, with the TUDOR rose engraved and lacquered in black, with black anodized aluminum winding crown tube. Brown aged leather strap with folding clasp and safety catch. Five-year transferable guarantee with no registration or periodic maintenance checks required