Regatta watch basic functions alarm snooze function stop watch world clock series casio g shock water resistant to 200m 20 atm sailing functions tide function yachting timer moon phase indicator display digital clock mechanism quartz illuminated display case material resin watch strap resin clasp pin buckle housing design angular numerals arabic case size 467 x 432 mm case height 127 mm weight 525 g watch glass sapphire glass dial colou