From G-Shock, the Men's  Ana Digi Black Shock Resistant Watch features:  Acetate  Buckle closure  Analog/Digital movement  Shock resistant Bluetooth connected 5-year battery life LED light (super) 5 daily alarms (1 SNZ) Hand retract function Direct start, 1/100 sec. stopwatch (24hr) Target time alert, 1/10th sec. timer (60M) Full auto-calendar World time (31TZ, 48 cities UTC) Band length approx. 145mm - 215mm Case size approx. 57.5mm x 53.4mm x 18.4mm Water Resistance: 200M  Imported.