Casio G-Shock GA-100CB-1A Analog-Digital Combination

Basic Information
Case size (L× W× H): 55 × 51.2 × 16.9 mm
Weight: 72 g
Case and bezel material: Resin
Band: Resin Band
Construction: Magnetic Resistant & Shock Resistant
Water resistance: 200-meter water resistance

Power supply and battery life
Approx. battery life: 2 years on CR1220

Exterior
Glass: Mineral Glass

Watch Features
World time
World time 29 time zones (48 cities + coordinated universal time), daylight saving on/off, home city/world time city swapping

Stopwatch
1/1000-second stopwatch Measuring capacity: 99:59'59.999'' Measuring modes: Elapsed time, lap time, split time Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9) Mach indicator (speed exceeding 1225 units/hour)

Timer
Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Other: Auto-repeat

Alarm/hourly time signal
5 daily alarms (with 1 snooze alarm)
Hourly time signal

Light
LED light Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow

Light color
LED:Amber

Calendar
Full auto-calendar (to year 2099)

Accuracy
Accuracy: ±15 seconds per month

Other features
12/24-hour format
Regular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (speed) Digital: Hour, minute, second, pm, month, date, day