Basic Features: The G-Shock X-Large G watch for men comes with world time, chronograph, alarm, calendar, day and date functions. The timepiece features G-Shock\'s official two year guarantee. The watch has a water resistance mark of 200M. The case is made of resin and the dial colour is black. The case width is 50 millimetres and the depth is 16 millimetres. The timepiece has a tang buckle clasp. Additional Features and Benefits: This extra large watch for men is powered by a battery that can run for approximately two years before a replacement is needed. Just like all G-Shock watches, the piece is shock resistant. Its structure protects the mechanism against impact and vibration. The watch is also magnetic resistant, meaning that the housing is designed to shield the piece from magnetic fields. The stopwatch measures up to 100 hours in 1/1000-second increments. The watch is also equipped with a countdown timer that can be set up to 24 hours in advance. The timer has an automatic repeat function. Additional functionalities include five daily alarms, a snooze option, fully automatic calendar, world time and 12/24 hour time display. The watch has automatic LED light, which illuminates the dial. Further, the piece has auto light switch, which gets the display lit whenever the watch is angled towards the face. Scratch-resistant mineral glass crystal adds to the resilience of the timepiece. The band is made of resin, which is both flexible and very durable.