With its oversized case and aggressive, street-smart design, the GD100 stands out wherever you go. Packed with G-Shock’s legendary shock resistance and 200-meter water resistance, it's engineered to handle the extreme—whether you're hitting the gym, the trail, or the city streets. Stay ahead with smart features like world time across 31 time zones, 5 daily alarms, a countdown timer, and a 1/100-second stopwatch. The ultra-bright auto LED backlight ensures readability in any environment, while a long-lasting 7-year battery keeps you moving without interruption.