Casio G-Shock x GA-010 Series ft. Enlarged Men Sports Hexagon 200m Water Resistant Watch GA-010-2A GA010 GA-010 Experience worry-free timekeeping with a long-lasting 10-year battery. Enjoy advanced features like world time, stopwatch, and high-brightness LED light, all wrapped in an eco-friendly design made with bio-based resin. Perfect for work or play, this stylish watch adapts to any setting with ease. Module / Movement 5735 (quartz) Battery Life / Accuracy Approximately 10 years (+/-15 seconds per month) Crystal Mineral crystal Light LED light (super illuminator, selectable illumination duration, afterglow) Case / Band Material Bio-based carbon / bio-based resin case with bio-based resin band Water Resistance 200m / 20 bar Case Size Thickness: 17.5 mm Diameter: 51.9 mm Length: 55.1 mm Lug width: Integrated Other Specifications Casio G-Shock x GA-010 Series ft. Enlarged Shock resistant Carbon core guard structure World time (31 time zones, daylight saving time, home/world time city swapping, one-touch UTC time zone access) 1/100-second stopwatch (up to 24 hours, elapsed time, split time, target time alarm, direct timing start) 1/10-second countdown timer (up to 60 minutes) 5 daily alarms (with 1 snooze alarm) Hourly time signal Full auto-calendar (to year 2099) Button operation tone on/off 12/24-hour format Hand shift feature (hands move out of the way to provide an unobstructed view of digital display contents) Regular timekeeping (analog-digital display)