Casio G-Shock x GA-2100 Series ft. Utilitarian Men Casual Sports Hexagon 200m Water Resistant Watch GA-2110SU-9A GA2110SU GA2110 GA-2110 GA-2110SU Experience the ultimate in rugged timekeeping with this utilitarian-chic watch from G-SHOCK. Its practical design and versatile color palette make it the perfect accessory for any urban adventurer, while its innovative double-molded bezel cover and slim case ensure style and substance in equal measure. Module / Movement 5611 (quartz) Battery Life / Accuracy Approximately 3 years (+/-15 seconds per month) Crystal Mineral crystal Light Double LED light (super illuminator, selectable illumination duration, afterglow) Case / Band Material Carbon / resin case with resin band Water Resistance 200m / 20 bar Case Size Thickness: 11.8 mm Diameter: 45.4 mm Length: 48.5 mm Other Specifications Casio G-Shock x GA-2100 Series ft. Utilitarian Shock resistant Carbon core guard structure World time (31 time zones, daylight saving on/off) 1/100-second stopwatch (up to 24 hours, elapsed time, split time) 1-second countdown timer (up to 24 hours) 5 daily alarms 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 the digital display content) Regular timekeeping (analog-digital display)