Travel back to futures past with G-SHOCK retro-futuristic designs in metallic silver. Imaginative vintage visions of what the future would hold are projected in the classic DW-5600, the GA-700 and GA-2200 with their iconic large cases, and the octagonal design of the GA-2100. Yesteryear futures in ethereal metallic silver, straight from the pages of classic science fiction, are here and now. Basic Information Case size (L× W× H): 53.2 × 50 × 18.7 mm Weight: 67 g Case / bezel material: Resin Resin Band Shock Resistant 200-meter water resistance Approx. battery life: 2 years on CR2016 Exterior Mineral Glass Compatible band size: 145 to 205 mm Watch Features 1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Other: Auto-repeat Hourly time signal Multi-function alarm Flash alert Flashes with buzzer that sounds for alarms, hourly time signals Electro-luminescent backlight Afterglow EL:Blue Green Full auto-calendar (to year 2099) Accuracy: ±15 seconds per month 12/24-hour format Regular timekeeping: Hour, minute, second, pm, month, date, day