Casio G-Shock - GRB300 GRAVITYMASTER BN0152-06E The automatic movement offers a

The automatic movement offers a 38-hour power reserve

scratch-resistant beauty

Chronograph Measures to 1/20th Second

Dial: Blue Mother-of-Pearl

Casio G-Shock - GRB300 GRAVITYMASTER BN0152-06E The automatic movement offers aThe skys the limit! Introducing the GRAVITYMASTER GRB300, a piece of aviation inspired professional gear designed to work even in the harshest environments, from the G SHOCK MASTER of G line. The GRB300 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 seamless bezel design inspired by next