Rediscover the retro look you love with the GA-2100 series with octagonal cases, which inherits the concept of the very first G-SHOCK watch, but in a version with Smartphone Link and Tough Solar power (solar energy).
Features
Case size (L×W×H)
48.5 × 45.4 × 11.9 mm
Weight
52 g
Case and frame material
Carbon/Resin
Bracelet
Resin bracelet
Structure
Shock resistance
Carbon Core Guard Structure
Waterproofing
Waterproof up to 20 bar
Setting the time
Bluetooth: Connects to a smartphone and automatically sets the time
Power and battery life
Tough Solar (solar)
Smartphone Link/App Connectivity Features
Smartphone Link Feature
Mobile Link (wireless connection via Bluetooth®)
Applications
CASIO WATCHES
App Connectivity Feature
Automatic time setting
Easy watch adjustment
300 cities for world time
Time and place
Reminder
Phone Detector
Outside
Glass
Mineral glass
Others
Neobrite
Watch functions
Universal Time
World Time
38 time zones (38 cities + Coordinated Universal Time), city code display, city name display, daylight saving time on/off, automatic daylight saving time, change home city/world time city
Stopwatch
1/100th of a second stopwatch
Measuring capacity:
00'00''00~59'59''99 (during the first 60 minutes)
1:00'00~23:59'59 (after 60 minutes)
Unit of measurement:
1/100th of a second (for the first 60 minutes)
1 second (after 60 minutes)
Measurement modes: Elapsed time, lap/split time
Timer
Countdown
Unit of measurement: 1 second
Countdown range: 60 minutes
Countdown start time setting range: 1 second to 60 minutes (1 second increments and 1 minute increments)
Alarm/hour signal
5 daily alarms
Hour signal
Lighting
Dual LED lighting
LED dial illumination (Super Illuminator, selectable illumination duration (1.5 or 3 seconds), afterglow)
LED backlight for digital display (Super Illuminator, selectable illumination duration (1.5 or 3 seconds), afterglow)
Color of light
LED: white
Calendar
Full automatic calendar (up to the year 2099)
Mute function
Enabling/Disabling Button Tone
Energy saving function
Power saving (screen turns off to save power when the watch is left in the dark)
Battery level display/alert
Battery level indicator
Operating time
Approximate battery life:
7 months on rechargeable battery (operating period with normal use without exposure to light after charging)
18 months on rechargeable battery (operating period when stored in complete darkness with energy saving function activated after full charge)
Precision
Accuracy: ±15 seconds per month (without Mobile Link function)
Other functions
Hand masking function (to provide a clear view of the digital display content.)
12/24 hour format
Change date/month display
Day display (days of the week can be selected in six languages)
Standard time indication:
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (battery charge level, mode)
Digital: Hour, minute, second, 12-hour format, month, date, day
