Casio Men's GA100SD-8A G-Shock Military Watch Made in USA or Imported Military-inspired watch with logo on bezel, multiple displays, and ribbed resin band with buckle closure 51 mm resin case with mineral dial window Japanese quartz movement with analog-digital display Features shock resistance, auto LED light, world time (48 cities + UTC), 4 daily alarms and 1 snooze, 1/1000-second stopwatch, speed indicator, 24-hour countdown timer, and 24-hour formats Water resistant to 200 m (660 ft): In general, suitable for professional marine activity and serious surface water sports, but not scuba diving