Casio G-Shock HEAVY DUTY With Extra Interchangeable Strap Mens Watch GA900E-1A3Casio's G SHOCK brings you a fresh lineup of heavy duty watches that are perfect for wearing in tough environments as well as on the streets to look as stylish. The design of these watches is made by a 10 sided bezel that looks like the shape of a nut. The design of the dial in the digital area specifically creates a powerful look that improves readability. This GA900E 1A3 model comes with a black resin band as well as an interchangeable highly