CASIO
Model number: AQ-230A-1
Dial window material: Mineral
Case material: Stainless Steel
Case diameter: 38.8*29.8 mm
Case Thickness: 8.1 mm
Case color: Silver
Dial color: Black
Band Material: Stainless Steel
Band color: Silver
Band length: Men's
Band width: 20 mm
function: Dual time
1/100-second stopwatch
Measuring capacity: 59'59.99'
Measuring mode: Elapsed time
Daily alarm
Hourly time signal
Auto-calendar (28 days for February)
12/24-hour format
Regular timekeeping
Analog: 2 hands (Hour, minute)
Digital: Hour, minutes, seconds, am/pm, month, date, day
Accuracy: ±30 seconds per month
Approx. battery life: 3 years on SR920W
Movement: Quartz
Water resistant depth: 30 Meters
Item weight: 46.1 gr