Casio G-Shock Carbon Core Guard Matte Black Men's Watch | GA-2100-1A2

The Casio G-Shock GA-2100-1A2DR Men's Watch brings the iconic “CasiOak” design to life with a sleek matte-black finish and a lightweight yet ultra-strong Carbon Core Guard structure. Its slim 45.4mm octagonal case, shock-resistant build, and 200-meter water resistance make it an ideal everyday companion for sports, travel, and urban wear. The black analog-digital dial is enhanced with blue accents and illuminated by a bright Double LED light, ensuring perfect readability day or night. Powered by reliable Japanese quartz movement with a 3-year battery life, it features a scratch-resistant mineral crystal, a fixed resin bezel, and a durable black resin strap for all-day comfort. Modern, minimalist, and tough to the core, the GA-2100-1A2 blends style and performance in a lightweight 51g profile—perfect for anyone who wants a bold G-Shock with a clean, contemporary aesthetic. Available at Watch Zone BD. UPC: 4549526319228

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