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CASIO VINTAGE B640WB-1B - BLACK

$149.95
SizeONE SIZE

Striking the perfect balance between style and functionality, the B640WB-1B features a sleek, glossy black finish with various functions, including a calendar, multi-alarm, and stopwatch. The light-emitting diode (LED) ensures readability and is 50m water resistant in any light setting.

Band
  • Adjustable Clasp
  • Stainless Steel Band
Case and bezel material
  • Resin
Case size (L× W× H)

38.9 × 35 × 9.4 mm

Power supply and battery life
  • Approx. battery life: 3 years on CR2016
Water resistance
  • 50-metre water resistance
Weight

49 g

Glass
  • Resin Glass
Surface treatment
  • Black ion plated band
  • Black IP
Accuracy
  • Accuracy: ±30 seconds per month
Alarm/hourly time signal

Hourly time signal
Multi-function alarm

Calendar
  • Full auto-calendar (to year 2039)
Flash alert feature

Flash alert
Flashes with buzzer that sounds for alarms, hourly time signal

Light

LED backlight
Afterglow

Other features

12/24-hour format
Regular timekeeping:
Hour, minute, second, pm, month, date, day

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

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