Straight from the Casio Vintage Collection comes a timepiece that never goes out of style. The B640 combines style with features Casio is known for such as an EL backlight and a 1/100th second stopwatch. This timepiece is the perfect complement to any outfit.
- 50m water resistant
- LED backlight
- 1/100-second stopwatch
- Measuring capacity: 59'59.99"
- Measuring modes: Elapsed time, split time, 1st-2nd place times
- Daily alarm
- Hourly time signal
- Auto-calendar (auto calendar set at 28 days for February)
- 12/24-hour format
- Regular timekeeping
- Hour, minute, second, pm, date, day
- Accuracy: ±30 seconds per month
- Approx. battery life: 7 years on CR2016
- Module: 3454