G-Shock Classic Watch DW9052-1V. With full 200M WR, Shock Resistant, 24Hr stopwatch and countdown timer, standard issue never looked this good. Black resin band digital watch with black face. Features include: Shock Resistance 200M Water Resistance Mineral Glass Shock Resistant 200 Meter Water Resistant Electro-Luminescent Backlight with Afterglow Mineral Crystal 1/100 second stopwatch Measuring capacity: 23:59'59.99" Measuring mode: elapsed time, split time, 1st-2nd place times Countdown Alarm Input range: 1 second to 24 hours Measuring unit: 1 second Auto-repeat function Daily Alarm Hourly time signal Accuracy: ± 15 seconds per month Battery: 2 years on CR2016 Module 1659 This watch comes with G-Shock authenticity certificate.