Casio Men&#39;s GLX5600A-3 G-Shock Green G-Lide Digital Sport Watch Shock resistant, tide and moon graphs, moon age data Auto EL backlight with afterglow, 3 multi-function alarms and 1 snooze Flash alert, countdown timer, 1/100 sec stopwatch, 12/24 hr formats, world time 29 time zones Water resistant up to 660 feet (200 M)