Casio F-91W-1 Classic Digital Black Microlight 7 Year Battery Watch


A built-in light illuminates the watch face from the side.
Stopwatch function (1/100 - 1HR) 
Elapsed time, split time and final time are measured with 1/100-sec accuracy. The watch can measure times of up to 1 hour.
Daily Alarm, Hourly Time Signal 
The daily alarm sounds each day at the time you set. The value indicates how many daily alarms are available. The hourly time signal causes the watch to beep every hour on the hour.
7 Years - 1 Battery 
One battery will supply your watch with the power it needs for about 7 years.
Full Auto Calendar 
Allowances are made automatically for months of different lengths, in case date corrections for leap years are required.
12/24-hour Timekeeping 
Times can be displayed in either a 12-hour or 24-hour format.
Resin Case 
Resin Band 
Water resistance classification (WR) to DIN 8310 i.e. ISO 2281 
This model is water resistant to DIN 8310 / ISO 2281, and thus is resistant to minor splashing. Any greater water contact should be avoided.
+/-30 seconds per month
Type of battery
approx. 38,2mm x 33,2mm x 8,5mm (H x W x D)
approx. 21 g

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