Casio G-Shock Gravitymaster Men's Watch GR-B300-1A Shock Resistant Mobile link Bluetooth Tough Solar G-SHOCK G-LIDE 1-second stopwatch Measuring capacity: 9'59

1-second stopwatch Measuring capacity: 9'59 Measuring modes: Elapsed time

GD-010 SERIES

high-resolution display

sporty look

5 daily or one-time alarms

Casio G-Shock Gravitymaster Men's Watch GR-B300-1A Shock Resistant Mobile link Bluetooth Tough Solar G-SHOCK G-LIDE 1-second stopwatch Measuring capacity: 9'59Features 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