Fitness watch basic functions alarm date display stop watch world clock series casio g shock water resistant to 200m 20 atm suitable for men display features central second hand 1224 hour format displays digital analogue clock mechanism quartz illuminated display case material resin watch strap resin clasp pin buckle housing design round numerals arabic case size 551 x 525 mm case height 167 mm weight 80 g watch glass mineral glass b