Casio G7900-1 men's G-Shock Rescue digital Sport watch carries a case diameter of 50mm and a case thickness of 18mm. Featured on this model is a fixed bezel, textured function pushers. The caseback on the Casio G7900-1 is snapped on, maintaining the 200 meters water resistance. The strap is crafted in black resin and is secured using a buckle clasp. This casual watch has a digital dial with digital black Arabic numeral hour markers. Casio G7900-1 equipped with chronograph function, auto EL backlight, flash alert, world time, daily alarm, 12/24 hour time display format, moon and tide graph. Protecting the dial is a mineral crystal designed to resist scratches. Powering this fashionable watch is a Japanese made quartz movement.