Casio G-Shock GA-100GBX-1A9DR Mens Watch

This Casio G-Shock GA-100GBX-1A9DR men's watch is a reliable companion. It's shock and magnetic resistant, and can withstand water up to 200 meters. The auto LED light with afterglow provides great visibility. It offers world time with 29 time zones, including 48 cities and UTC, and you can easily switch between home and world time and set daylight saving. There are 4 daily alarms and 1 snooze alarm, along with an hourly time signal. The 1/1000 second stopwatch has multiple measuring modes like elapsed, lap, and split time, and can measure speed and distance. The countdown timer can be set from 1 minute to 24 hours with auto - repeat. It has a full auto - calendar until 2099, 12/24 hour formats, and an accuracy of 15 seconds per month. Powered by a CR1220 battery with an approximate 2 - year life, it has a module 5081. The case size is 55.0 x 51.2 x 16.9mm and weighs 75g.

Using this Casio G - Shock watch is a breeze. To set the time, simply use the buttons on the side of the watch. For the world time feature, press the appropriate button to cycle through the 29 time zones. The alarms can be set by going into the alarm mode and adjusting the time. When using the stopwatch, start it by pressing the start button and stop or split the time as needed. The countdown timer can be set by inputting the desired time. Remember to keep the watch away from strong magnetic fields as it may affect its performance. Avoid exposing it to extreme temperatures for long periods. To maintain the watch, clean it regularly with a soft, dry cloth. When the battery runs out after about 2 years, have it replaced by a professional to ensure proper installation.