Casio G-Shock Carbon Core Guard Light Blue Men's Watch | GA-2100-2A2

The Casio G-Shock Carbon Core Guard Light Blue Men's Watch | GA-2100-2A2DR brings together iconic G-Shock toughness and contemporary monochrome style in a striking light blue finish. Part of the Tone-on-Tone collection, this timepiece features a unique octagonal case inspired by the original G-Shock design, with the case, bezel, dial, and resin strap presented in carefully matched shades of light blue for a modern look with exceptional depth and character. Its slim 11.8mm profile and lightweight 51g construction ensure outstanding comfort for everyday wear. Built with Casio’s advanced Carbon Core Guard structure, the 45.4mm carbon case delivers superior strength while maintaining a lightweight feel. The analog-digital display is protected by scratch-resistant mineral crystal and illuminated by a Double LED Super Illuminator with adjustable lighting duration and afterglow for excellent visibility in any environment. Powered by a reliable Japanese quartz movement with an approximate three-year battery life, the GA-2100-2A2DR is designed for performance as well as style. It features world time across 31 time zones, a 1/100-second stopwatch, a 24-hour countdown timer, five daily alarms, and an hourly time signal, making it a versatile companion for travel, sports, and daily activities. With 200-meter water resistance and legendary shock resistance, this watch is ready for everything from urban adventures to outdoor challenges. Combining bold streetwear aesthetics with dependable functionality, the Casio G-Shock GA-2100-2A2DR is the perfect choice for men who demand durability, innovation, and standout style in a single timepiece. Available at Watch Zone.

Watch Features:

World time:
31 time zones (48 cities + coordinated universal time), daylight saving on/off

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)

Alarm/hourly time signal:
5 daily alarms
Hourly time signal

Light:
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)
Light Color: LED: White

Calendar:
Full auto-calendar (to year 2099)

Mute feature:
Button operation tone on/off

Accuracy
±15 seconds per month

Other features
12/24-hour format
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)

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