Description
It is a Casio G-Shock Master of G MUDMASTER GG-1000-1A3, using module 5476. GG-1000 and 5476
* 🧭 Digital compass
* 🌡️ Temperature sensor
* 💧 200 m / 20-bar water resistance
* 🥾 Mud resistance
* 💥 Shock resistance
The functions/options
1. Compass 🧭
Press the large COMP button on the right side. It shows your direction using the hands and digital display.
It measures 0–359°, with 1° resolution, and supports calibration, magnetic-declination correction and bearing memory.
2. Thermometer 🌡️
Press the TEMP button. It measures approximately −10°C to 60°C.
Important: because the watch is on your wrist, your body heat affects the reading. Take it off for a while if you want a more accurate ambient temperature.
3. World Time 🌍
It supports 31 time zones / 48 cities, plus UTC, DST settings and home-city/world-city swapping.
4. Stopwatch ⏱️
* 1/100-second precision
* Elapsed time
* Split time
* 1st/2nd place timing
* Up to almost 24 hours
5. Countdown Timer
Countdown from 1 minute up to 60 minutes, in 1-minute increments.
6. Alarms 🔔
It has 5 daily alarms, including one snooze alarm, plus an hourly time signal.
7. Light 🔦
The LED Super Illuminator has:
* 1.5-second or 3-second illumination
* Afterglow
* Auto-light function
8. Full calendar
Automatic calendar through 2099.
9. 12/24-hour format
You can switch between 12-hour and 24-hour display.
10. Button sound
You can turn the button-operation beep on or off.
One important thing about yours
This is not the newer triple-sensor GWG-1000. Yours is the GG-1000 Twin Sensor. So it has compass + temperature, but doesn’t have an altimeter/barometer. The GWG-1000 is the model that adds those sensors