Regatta watch basic functions alarm snooze function stop watch countdown timer world clock series casio baby g water resistant to 200m 20 atm suitable for ladies sailing functions tide function display digital clock mechanism quartz illuminated display case material resin watch strap resin clasp pin buckle housing design round numerals arabic case size 448 x 423 mm case height 136 mm weight 41 g dial colour grey watch strap colour tur