Casio G-Shock x GA-2100 Series ft. Monochromatic Men Casual Sports Hexagon 200m Water Resistant Watch GA-2100NC-3A GA2100NC GA2100 GA-2100 GA-2100NC Escape to the great outdoors with a rugged timepiece inspired by nature's earthy tones. From mountainous landscapes to grasslands and sandy dunes, our monochromatic designs bring the wilderness to your wrist. Perfect for casual adventures or outdoor escapades, stay grounded in style. 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. Monochromatic 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)