Travel back to futures past with G-SHOCK retrofuturistic designs in metallic silver. Imaginative vintage visions of what the future would hold are projected in the classic DW5600, the GA700 and GA2200 with their iconic large cases, and the octagonal design of the GA2100. Yesteryear futures in ethereal metallic silver, straight from the pages of classic science fiction, are here and now.SPECIFICATIONSCase size (L W H): 48.9 42.8 13.4 mm Weight: 52 g Case / bezel material: Resin Band: Resin Band Construction: Shock Resistant Water resistance: 200-meter water resistance Power supply and battery life: Approx. battery life: 5 years on CR2016 Glass: Mineral Glass Compatible band size: 145 to 205 mm Stopwatch: 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 Timer: Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Other: Auto-repeat Alarm/hourly time signal: Hourly time signal, Multi-function alarm Flash alert feature: Flash alert Flashes with buzzer that sounds for alarms, hourly time signals, countdown timer time up alarm Light: LED backlight (Super Illuminator) Afterglow Light color: LED:White Calendar: Full auto-calendar (to year 2099) Accuracy: 15 seconds per month Other features: 12/24-hour format, Regular timekeeping: Hour, minute, second, pm, month, date, day