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【Color & Appearance】
Actual color may vary slightly from the photos due to screen settings, lighting, or production batch differences.
【Size Note】
Please refer to the size chart in the listing images and/or listing description before purchasing, as sizing may differ slightly from your local standards (cm-based measurements).
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Introducing the MASTER OF G MUDMASTER from G-SHOCK, a brand that has pursued toughness since its birth in 1983, featuring highly robust metal parts in its bezel. The MUDMASTER is a tough watch designed for use in harsh environments where rubble and debris are piled up and scattered.
[Shock-resistant structure & 20 ATM water resistance] Features a shock-resistant structure that is strong against impacts and vibrations. Also equipped with 20 ATM water resistance, making it usable in a variety of places and situations.
[Dustproof and Mudproof Structure] The dustproof and mudproof structure prevents the intrusion of sand, mud, dust, etc., ensuring reliable operation even in harsh environments.
[Hand Retraction Function] When the hands overlap the LCD display and make it difficult to see, you can temporarily retract the hands from above the LCD display.
[Other product specifications] Please check the description section.
Casio G-SHOCK MUDMASTER GG-B100XMB-1AJF – Japan Domestic Genuine Model
Part of the MASTER OF G series, the MUDMASTER is designed for use in harsh, rubble- and debris-strewn environments, trusted by rangers and rescue teams operating in extreme conditions. The GG-B100XMB features a black ion-plated stainless steel bezel with a mirror finish, combining outstanding scratch resistance with a refined metallic sheen, formed through forging into a complex, multi-surface shape and finished with different polishing techniques on the top, bevels, and sides.
Key Features:
- Shock-, dust-, and mud-resistant structure via a carbon fiber-reinforced resin case, with a filter to keep mud out and a shock-resistant glass fiber-reinforced resin back cover
- Bluetooth® connectivity via the dedicated CASIO WATCHES app for easy time setting and Mission Log, which automatically records altitude data from the watch alongside route information from your smartphone
- Quad Sensor: digital compass, altimeter/barometer, thermometer, plus a step counter (accelerometer)
- Key resin components in the case and band made from bio-based (biomass) plastic, using renewable organic resources to help reduce environmental impact
- World time, stopwatch, countdown timer, alarm
- Shock-resistant structure and water resistance
- Module: 5594/5744 / Case size: approx. 55.4 x 51.3 x 19.4mm / Weight: approx. 92g
- Battery life: approx. 2 years (CR2025)
This is a genuine Japan-market ("JF") release, sourced and shipped directly from Japan.