Casio G-Shock Master of G-Land Mudmaster Watch - Black - GG-B100X-1A

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The Casio G-Shock Master of G-Land Mudmaster GG-B100X-1A is a high-performance timepiece engineered for outdoor enthusiasts, military personnel, and explorers who require extreme durability in the harshest environments. Its key benefit is the combination of a carbon-reinforced, mud-resistant structure with the advanced data tracking of a Quad Sensor suite, though its substantial size and complex feature set may require a learning curve for those unaccustomed to tactical G-Shock watches.
| Colour | Black |
|---|---|
| Series | G-Shock Master of G-Land Mudmaster |
| Model Part Number | GG-B100X-1A |
| Brand | CASIO |
Yes, it is water-resistant up to 200 meters, making it suitable for swimming, snorkeling, and other water-based activities.
Yes, this model uses a standard watch battery designed for longevity, typically lasting approximately two years depending on sensor usage.
Yes, the sensors (compass, barometer, altimeter, thermometer) function independently on the watch, though the phone app provides a better interface for viewing history.
Rinse the watch under tap water to remove debris. Avoid pressing the buttons while submerged in heavy mud to prevent particles from entering the seals.
No, this watch does not have internal GPS. It uses Bluetooth to record "Mission Log" data through your phone's GPS location data.
Ensure Bluetooth is enabled on your phone and verify that the watch is within range. Re-launch the G-Shock Connected app and force a manual sync.
Perform a manual calibration of the compass or altimeter via the watch settings or app to reset the sensor baselines.
To begin, download the G-Shock Connected app on your smartphone to pair the device via Bluetooth. This will handle initial time calibration and provide a user-friendly interface for configuring sensor settings. For care, keep the watch clean by rinsing it with fresh water after exposure to mud or saltwater. Avoid using harsh chemicals. While the watch is water-resistant up to 200 meters, ensure the crown and buttons are fully pushed in or locked before submerging the watch to maintain the integrity of the mud-resistant seals.