G-Shock GBX-100 Series G-Lide Men's Watch - GreyKnowledge is everything when surfing: knowing when to find the tidal push, knowing where the best surfing locations are, knowing the sunrise and sunset, and knowing how your training program can keep you at peak performance. The Casio G SHOCK G LIDE GBX100 1 surf watch, like many of G SHOCKs surf watches, has been engineered to keep you in the know so that you can maximize your passion for time spent in the water. A rugged build and sleek style make