Casio G-Shock White Duo

This series downsizes the GA-2100 to create a simple and slim design.

The octagonal bezel, flat face, simple bar hour markers, and carbon core guard structure that are distinctive features of the GA-2100 are now available in a compact configuration.


Features
-Case / bezel material: Carbon / Resin 
-Resin Band
-Mineral Glass
-Neobrite
-Shock Resistant
-Carbon Core Guard structure
-200-meter water resistance


Specifications
-Double LED light
-LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
-LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

World time
-31 time zones (48 cities + coordinated universal time), daylight saving on/off
-1/100-second stopwatch
-00'00''00~59'59''99 (for the first 60 minutes)
-1:00'00''~23:59'59'' (after 60 minutes)
-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 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)

-5 daily alarms

-Hourly time signal
-Hand shift feature

-Full auto-calendar (to year 2099)
-12/24-hour format

-Button operation tone on/off
-Regular timekeeping

-Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
-Digital: Hour, minute, second, pm, month, date

-Accuracy: +/-15 seconds per month
-Approx. battery life: 3 years on SR726W x 2


GMAS2100-7A