Casio G-Shock Classic GA-100BEG-1AER

Bold, dynamic, electric: harness the energy of G-SHOCK in a striking contrast of black and electric green. Featuring an LCD display with green printed details that stand out on the bezel, band, and dial in classic G-SHOCK black. A fearless visual design, born to impress and electrify. Press the light button to illuminate the digital display, ensuring easy and immediate readability even in the dark. Show off a modern and trendy look thanks to the sharp and stylish contrast between electric green and timeless black.

Case size (H × W × D): 55 × 51.2 × 16.9 mm
Weight: 72 g

Case and bezel material: resin
Strap: resin, adjustable from 145 to 215 mm
Structure: shock-resistant
Magnetic resistance: yes
Water resistance: 20 bar

Power supply: CR1220 battery with approximate 2-year life

Glass: mineral

World time: 29 time zones (48 cities + UTC), daylight saving on/off, city swap between home city and world time city

Stopwatch: 1/1000-second with a capacity up to 99:59'59.999'', elapsed time, lap time, and split time modes, speed function (0–1998 units/hour), distance input (0.0–99.9), Mach indicator (over 1225 units/hour)

Countdown timer: up to 24 hours, setting range from 1 minute to 24 hours, with auto-repeat

Alarms / hourly time signal: 5 daily alarms (1 with snooze function) and hourly time signal

Illumination: LED light with auto activation, selectable duration (1.5 or 3 seconds) and afterglow
Light color: amber

Calendar: full auto-calendar up to 2099

Accuracy: ±15 seconds per month

Other functions: 12/24-hour format

Time indication: analog with 2 hands (hour and minute, moving every 20 seconds) and 1 dial (speed), digital with hour, minute, second, PM, month, date, day