Suunto core all black basic features the suunto core all black watch for men comes with altimeter barometer storm alarm compass chronograph timer and alarm functions the watch has a water resistance mark of 100m the case is made of steel black pvd and the dial colour is black the case width is 51 millimetres and its depth is 14 millimetres the timepiece has a tang buckle clasp additional features and benefits suunto core features the brands abc altimeter barometer and compass