Basic featuresthis g shock premium aviation watch for men comes with perpetual calendar chronograph alarm day and date functions the timepiece features g shocks official two year guarantee the watch has a water resistance mark of 200m the case is made of steel and the dial colour is black the case width is 498 millimetres and the depth is 155 millimetres the timepiece has a tang buckle clasp additional features and benefitsthis very functional watch for men is solar powered it ge