Casio G-Shock Gravitymaster Men's Watch GR-B300-1A Shock Resistant Mobile link Bluetooth Tough Solar G-Shock Women's Tough Solar Indulge your sense of nostalgia

Indulge your sense of nostalgia with a classic round unisex timepiece

Access your smartphone GPS for precision accelerometer measurement when tracking running distance

46 × 40 × 8

and seconds hands with an intriguing twist — a case that takes on the timeless tonneau barrel shape

NEW 09/2024

Casio G-Shock Gravitymaster Men's Watch GR-B300-1A Shock Resistant Mobile link Bluetooth Tough Solar G-Shock Women's Tough Solar Indulge your sense of nostalgiaFeatures MASTER OF G AIR GRAVITYMASTER The skys the limit! Introducing the GRAVITYMASTER GR B300, a piece of aviation inspired professional gear designed to work even in the harshest environments, from the G SHOCK MASTER of G line. The GR B300 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