Casio "King of G-shock" Digital Rubber Strap Solar Watch for Men GX-56UBB-1DR

"Case size (L× W× H): 55.5 × 53.6 × 17.5 mm
Weight: 88 g
Resin Band
Shock Resistant
Mud Resistant
200-meter water resistance
Tough Solar (Solar powered)
Mineral Glass
Compatible band size: 150 to 220 mm
World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off
1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Alarm/hourly time signal
5 daily alarms
Hourly time signal
LED backlight (Super Illuminator)
Full auto LED light, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
Light color
LED:White
Full auto-calendar (to year 2099)
Mute feature
Button operation tone on/off
Energy saving feature
Power Saving (Turns off the display when the watch is left in the dark)
Battery display/alert
Battery power indicator
Run time
Approx. battery operating time:
13 months on rechargeable battery (operation period with normal use without exposure to light after charge)
27 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Accuracy: ±15 seconds per month
Other features
12/24-hour format
Regular timekeeping:
Hour, minute, second, pm, month, date, day"