G-Shock Gravitymaster GRB300-1A collection_zurich leaving a relief of the

leaving a relief of the continents

features a matte black dial with a 30-minute recorder

we like to utilize details or design elements that challenge our partners – in this case

for the first time

G-Shock Gravitymaster GRB300-1A collection_zurich leaving a relief of theThe sky is the limit Purpose built to operate in the harshest cockpit environments, the G Shock Master of G Gravitymaster is the ultimate tool watch, built specifically for fighter pilots and aviation enthusiasts. This newly updated GRB300 series features a Carbon Core Guard structure, which delivers the shock resistance, rigidity, and corrosion resistance of carbon material used in aircraft fuselages. The carbon fiber reinforced resin case and the