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Casio • B640WC-5AV • Vintage
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.
FEATURES
- Case size (L× W× H): 38.9 × 35 × 9.4 mm
- Weight: 49 g
- Case and bezel material: Resin
- Band: Adjustable Clasp
Stainless Steel Band
- Water resistance: 50-meter water resistance
- Power supply and battery life: Approx. battery life: 3 years on CR2016
- Glass: Resin Glass
- Surface treatment: Partial ion plated
- Stopwatch
1/100-second stopwatch
Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes)
1:00'00~23:59'59 (after 60 minutes)
Measuring unit: 1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: Elapsed time, split time, 1st-2nd place times
- Timer
Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
Other: Auto-repeat - Alarm/hourly time signal
Hourly time signal
Multi-function alarm
- Flash alert feature
Flash alert
Flashes with buzzer that sounds for alarms, hourly time signal
- Light
LED backlight
Afterglow
- Light color
LED:Amber
- Calendar
Full auto-calendar (to year 2039)
- Accuracy
Accuracy: ±30 seconds per month
- Other features
12/24-hour format
Regular timekeeping:
Hour, minute, second, pm, month, date, day
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