Casio A100WEFG-9A Unisex Gold Tone Black Resin Band Digital Watch a100

Case size (L× W× H) : 40.7 × 32.7 × 9.2 mm
Weight : 26 g
Case and bezel material : Resin / Gold tone
Resin Band
Water Resistant
Approx. battery life: 3 years on CR1616
Resin Glass
Compatible band size : 145 to 215 mm 
1/10-second stopwatch
Measuring capacity: 59'59.9''
Measuring mode: Elapsed time
Alarm/hourly time signal
Daily alarm
Hourly time signal
LED backlight
LED:Amber
Auto-calendar (28 days for February)
Accuracy: ±30 seconds per month
Regular timekeeping:
Hour, minute, second, pm, month, date, day