Casio | AQ230A-1DM Watch - Silver

Case size (L× W× H)
38.8 × 29.8 × 8.1 mm

Weight
47 g

Case and bezel material
Resin / Chrome plated

Band
Stainless Steel Band
Adjustable Clasp

Water resistance
Water Resistant

Power supply and battery life
Approx. battery life: 3 years on SR920W

Glass
Resin Glass

Compatible band size
140 to 205 mm 

World time
Dual time

Stopwatch
1/100-second stopwatch
Measuring capacity: 59'59.99''
Measuring mode: Elapsed time

Alarm/hourly time signal
Daily alarm
Hourly time signal

Calendar
Auto-calendar (28 days for February)

Accuracy
Accuracy: ±30 seconds per month

Other features
12/24-hour format

Regular timekeeping:
Analog: 2 hands (hour, minute)
Digital: Hour, minute, second, pm, month, date, day