
The Story
Stand out and gear up for the extreme with the G-SHOCK GG-B100Y-1ADR MUDMASTER in striking rescue yellow. Built for professionals tackling harsh environments, this rugged watch features a mud-resistant Carbon Core Guard structure, triple sensors (altimeter, barometer, compass, thermometer), and a step counter.
The case integrates high-rigidity carbon and fine resin to ensure airtightness, shock resistance, and superior durability. Sync with the CASIO WATCHES app for features like Mission Log and auto time correction. A bold and practical companion, designed to go where others can’t.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Stand out and gear up for the extreme with the G-SHOCK GG-B100Y-1ADR MUDMASTER in striking rescue yellow. Built for professionals tackling harsh environments, this rugged watch features a mud-resistant Carbon Core Guard structure, triple sensors (altimeter, barometer, compass, thermometer), and a step counter.
The case integrates high-rigidity carbon and fine resin to ensure airtightness, shock resistance, and superior durability. Sync with the CASIO WATCHES app for features like Mission Log and auto time correction. A bold and practical companion, designed to go where others can’t.























