- Casio G-Shock Mudman watch collectiom.
- Black resin band with a black face.
- Tough Solar Power
- Shock Resistant
- 200M Water Resistant
- Mud Resistant
- Full Auto EL Back light with Afterglow
- World Time 31 times zones (48 cities + UTC), city code display, daylight saving on/off
- 4 Daily alarms and 1 Snooze Alarm
- Hourly time signal 1/100 second stopwatch Measuring capacity: 23:5959.99 Measuring mode: 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)
- Full auto-calendar (pre-programmed until the year 2099)
- 12/24 hour formats
- Button operation tone on/off
- Accuracy: +/- 15 seconds per month
- Battery power indicator
- Power saving function
- Storage battery: Solar rechargeable battery
- Approx. battery life: 11 months on full charge (without further exposure to light)
- Module: 3221
- Size of case / total weight GX56 55.5 x 53.6 x 17.5mm / 88g