About This Item
The Casio G-Shock Master of G Air Gravitymaster GR-B300EC-1A is a professional-grade men's watch combining cutting-edge design with exceptional durability. Featuring a 54.7mm carbon core guard case with biomass resin construction, this solar-powered timepiece delivers reliable performance in demanding conditions. The black analog dial with emergency color accents ensures excellent readability, while luminous hands and markers provide visibility in darkness. Bluetooth connectivity enables smartphone integration for easy timekeeping adjustments and dual-time zone display. With 200m water resistance, a screw-down crown, chronograph, countdown timer, and perpetual calendar, this watch suits pilots, outdoor enthusiasts, and professionals requiring dependable functionality and rugged style.