World time
Dual time
Stopwatch
1/100-second stopwatch
Measuring capacity: 00'00''00~59'59''99
Alarm/hourly time signal
Time flash (daily and every hour on the hour)
* The Time Flash light may not be visible when ambient lighting is bright.
* Time Flash is intended for entertainment purposes.
Light
LED backlight
May not be visible in bright light.
Light color
LED:White
Calendar
Auto-calendar (28 days for February)
Accuracy: ±30 seconds per month
12/24-hour format
Regular timekeeping:
Digital: Hour, minute, second, pm, month, date, day
Mineral Glass
Case and bezel material - Resin / Bio-based resin
Bio-based resin band
Shock Resistant
Water resistance
200-meter water resistance
Power supply and battery life
Approx. battery life: 2 years on SR621SW
Case size (L× W× H)
23.4 × 20 × 7.5 mm
Weight
6 g