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House of Watches£321.95Visit shop House of Watches - Casio Mens G-Shock Mudmaster Black Strap Smart Watch GG-B100XMB-1AER
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The Casio G-Shock Mudmaster GG-B100XMB-1AER is designed for outdoor enthusiasts, military personnel, and professionals who operate in harsh environments where durability is non-negotiable. Its primary benefit is the combination of extreme physical resilience with a Quad Sensor system that delivers real-time environmental data directly to your wrist. However, potential users should note that the large 51mm dial size may feel bulky on smaller wrists or when worn under tight-fitting sleeves.
| Colour | Black |
|---|---|
| Dial Size | 51mm |
| Series | Mudmaster |
| Model Part Number | GG-B100XMB-1AER |
| Brand | Casio |
No, this model uses a standard high-capacity quartz battery.
The watch does not have an independent GPS unit, but it uses your smartphone's GPS data to update the Location Indicator via Bluetooth.
Yes, the straps are replaceable, though you should use genuine Casio parts to maintain the watch's water and dust resistance.
For precision activities, it is recommended to calibrate the compass before every excursion and the altimeter whenever you reach a known elevation marker.
While it has 200m water resistance, it is designed for mud and land-based extreme sports; it is not a dedicated ISO-certified diver's watch.
Ensure the app is running in the background and the phone's Bluetooth is enabled. If it still fails, remove the watch from the app's device list and re-pair it.
Calibrate the compass and altimeter using the manual calibration functions in the G-Shock app, ensuring the watch is held level on a flat, non-magnetic surface.
Use the light button to toggle the backlight or adjust the contrast settings if available in the app menu.
To begin using the watch, download the 'G-Shock Connected' app from your smartphone's app store. Pairing is achieved via the Bluetooth menu in the app while holding the watch's mode button. Once connected, time settings and sensor calibration are handled automatically. For care, it is recommended to rinse the watch with fresh water after exposure to saltwater, mud, or chemicals to ensure the buttons remain operational. Avoid pressing the buttons while the watch is fully submerged, as this can break the seal of the internal gaskets.
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