Timeless style, reliable performance, and a minimalist design are hallmarks of the Casio F91W-1 digital watch. The iconic F-91W is a well-loved Casio classic.

Case size (L× W× H):38.2 × 35.2 × 8.5 mm
Weight:21 g
Case and bezel material:Resin
Band:Resin Band
Water resistance:Water Resistant
Power supply and battery life:Approx. battery life: 7 years on CR2016

Glass:Resin Glass
Compatible band size:145 to 200 mm

Stopwatch:1/100-second stopwatchu0026#10
Measuring capacity: 59u002759.99u0027u0027u0026#10
Measuring modes: Elapsed time, split time, 1st-2nd place times
Alarm/hourly time signal:Daily alarm,Hourly time signal
Light:LED light
Calendar:Auto-calendar (set at 28 days for February)
Accuracy:Accuracy: ±30 seconds per month
Other features:12/24-hour format,Regular timekeeping:u0026#10
Hour, minute, second, pm, date, day