Casio G-Shock - GRB300 GRAVITYMASTER BN0152-06E tachymeter and calendar feature on

tachymeter and calendar feature on black textured dial

100 m water resistant

Case Diameter: 31 mm

Mobile link (Wireless linking using Bluetooth®)

The automatic movement offers a 38-hour power reserve

Casio G-Shock - GRB300 GRAVITYMASTER BN0152-06E tachymeter and calendar feature onThe 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