The calibre de cartier diver watch is an authentic diving instrument a powerful accurate watch with water resistance to 300 metres rubber strap maximum precision unidirectional turning bezel and time control displays in super luminova powered by a 1904 mc movement it combines the strict technical requirements of iso 6425 and the striking design of the calibre de cartier watch calibre de cartier diver blue watch manufacture self winding mechanical movement calibre 1904 ps mc steel case