Casio GGB100-1A3 Master of G Mudmaster Men’s Watch Green 55mm Carbon


Brand, Seller, or Collection Name: Casio
Model number: GGB100-1A3
Dial window material type: Mineral
Display Type: Analog-Digital
Case material: Carbon/Resin
Case material: Carbon/Resin
Case Thickness: 19.3 centimeters
Band Material: Resin
Band width: 24 millimeters
Water resistant depth: 200 Meters
Movement: Quartz



The Casio GGB100-1A3 Master of G Mudmaster Carbon watch is a remarkable timepiece designed for adventurers and outdoor enthusiasts. This rugged and durable watch incorporates advanced features to withstand extreme conditions, making it an ideal companion for those who seek thrilling outdoor experiences. In this review, we will explore the key features, design elements, performance, and overall value of the Casio GGB100-1A3 Master of G Mudmaster Carbon.

Design and Durability

The Casio GGB100-1A3 Master of G Mudmaster Carbon boasts a robust and stylish design that immediately catches the eye. The watch features a carbon monocoque case, which not only enhances its durability but also gives it a modern and sophisticated look. The carbon fiber-reinforced resin allows the watch to be significantly lighter than traditional metal cases while maintaining exceptional strength.

Furthermore, the watch is built to be mud-resistant and possesses a dustproof structure, protecting it from environmental elements. The buttons and crown are strategically placed on the side of the case to prevent mud or debris from entering the watch, ensuring reliable functionality even in the muddiest or dustiest environments.

The Mudmaster Carbon’s band is made of soft and flexible resin, providing a comfortable fit during extended wear. The strap is adjustable, allowing it to accommodate various wrist sizes. It also features a double-pin buckle that securely fastens the watch to your wrist, preventing accidental removal during physical activities.

Key Features

Digital Compass

One of the standout features of the Casio GGB100-1A3 Master of G Mudmaster Carbon is its built-in digital compass. This compass enables users to determine their direction accurately, a crucial feature when navigating unfamiliar territories or exploring unmarked trails. The compass display is easily accessible on the watch’s face, providing real-time information at a glance.


Another notable feature is the integrated thermometer, which allows wearers to monitor the ambient temperature. This feature is particularly useful for hikers, campers, and mountaineers who need to keep track of temperature changes during their outdoor adventures. With the Casio GGB100-1A3, you can stay informed about the environment and adjust your activities accordingly.

Super Illuminator LED Light

The Mudmaster Carbon incorporates a Super Illuminator LED light that illuminates the dial, making it easy to read the time even in low-light conditions. Whether you’re exploring caves, camping in the wilderness, or simply checking the time during nighttime activities, the bright illumination ensures excellent visibility.

200-meter Water Resistance

Designed for water enthusiasts, the Casio GGB100-1A3 Mudmaster Carbon offers an impressive water resistance rating of up to 200 meters. This feature makes the watch suitable for swimming, snorkeling, and other water-related activities. You can rest assured that your watch will remain functional and unaffected by water exposure.

Triple Sensor Technology

The Mudmaster Carbon is equipped with Casio’s Triple Sensor technology, which includes the digital compass, thermometer mentioned earlier, as well as an altimeter/barometer. The altimeter/barometer provides essential altitude and atmospheric pressure readings, aiding in weather prediction and navigation in mountainous regions. These features make the watch an indispensable tool for outdoor enthusiasts, mountaineers, and explorers.

Tough Solar Power

Thanks to its innovative Tough Solar Power system, the Casio GGB100-1A3 Master of G Mudmaster Carbon can harness solar energy to power its functions. This feature eliminates the need for frequent battery replacements, ensuring consistent performance and reducing environmental impact.


The performance of the Casio GGB100-1A3 Master of G Mudmaster Carbon exceeds expectations, making it a reliable companion for adventurers in any setting. The watch’s intuitive interface allows for easy navigation through its various features. The buttons are large and well-placed, enabling quick access to the watch’s functionalities, even while wearing gloves.

The accuracy of the digital compass, thermometer, and altimeter/barometer is commendable. The compass provides precise readings with minimal deviation, and the thermometer accurately displays ambient temperature changes. Moreover, the altimeter/barometer delivers dependable altitude and atmospheric pressure data, aiding users in their outdoor activities.

The Mudmaster Carbon’s Super Illuminator LED light proves extremely useful in low-light conditions. The bright illumination ensures that the watch face is always visible, allowing wearers to read the time effortlessly. Furthermore, the watch’s water resistance capabilities withstand submersion underwater up to 200 meters, providing peace of mind during water-based adventures.

The Tough Solar Power system performsexcellently, efficiently converting solar energy into power for the watch’s functions. This feature not only eliminates the need for regular battery replacements but also promotes sustainability by reducing waste.

The overall durability of the Casio GGB100-1A3 Master of G Mudmaster Carbon is outstanding. The carbon monocoque case, reinforced with carbon fiber, ensures that the watch can withstand harsh conditions and impacts without compromising its functionality. The dustproof and mud-resistant structure guarantees that no external elements can penetrate the watch, keeping it well-protected at all times.

The adjustable resin strap of the Mudmaster Carbon offers a comfortable fit, even during extended wear. Its flexibility allows for easy adjustment to various wrist sizes, catering to a wide range of users. The double-pin buckle securely fastens the watch, preventing accidental removal during vigorous activities or sudden movements.

One aspect worth mentioning is the exceptional visibility of the watch’s display. The combination of large, bold numerals and contrasting colors makes it easy to read the time and other information at a glance, regardless of lighting conditions. This legibility factor is crucial for adventurers who need quick access to vital data without distractions or delays.


With its extensive range of features, outstanding durability, and reliable performance, the Casio GGB100-1A3 Master of G Mudmaster Carbon provides excellent value for both outdoor enthusiasts and professionals alike. Priced at [vnd], this watch competes favorably with other high-end adventure watches on the market, offering comparable capabilities at a more affordable price point.

When considering the long-term costs, the Tough Solar Power system reduces the need for battery replacements, saving users money over time. Additionally, the watch’s exceptional durability ensures that it will last for years, even in extreme environments, further enhancing its value proposition.

Casio has a longstanding reputation as a leading manufacturer of high-quality watches, and the GGB100-1A3 Master of G Mudmaster Carbon is no exception. The brand’s commitment to innovation, reliability, and functionality shines through in this timepiece.


The Casio GGB100-1A3 Master of G Mudmaster Carbon is a rugged and durable watch that combines advanced features with an eye-catching design. Its ability to withstand extreme conditions makes it the perfect companion for adventurers and outdoor enthusiasts. With its digital compass, thermometer, altimeter/barometer, and Super Illuminator LED light, it offers essential tools for navigation, temperature monitoring, and timekeeping in any environment.

The watch’s robust construction, including the carbon monocoque case and mud-resistant structure, ensures its longevity and reliable performance. The Tough Solar Power system eliminates the need for battery replacements, providing convenience and reducing environmental impact.

Priced competitively at 339$, the Casio GGB100-1A3 Master of G Mudmaster Carbon delivers excellent value for money, offering a feature-packed adventure watch that can endure the toughest conditions. Whether you’re climbing mountains, exploring forests, or diving into the depths of the ocean, this timepiece will be your trusted companion throughout your thrilling expeditions.

Invest in the Casio GGB100-1A3 Master of G Mudmaster Carbon today and experience the perfect blend of style, functionality, and durability on your next outdoor adventure.

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