Casio Collection F-91 Series

Famous people wearing Casio F-91!

Former President Barack Obama is wearing Casio F-91

Have you seen this watch with another person? Let us know!

Important Information

  • Price — 17$ *average Amazon Price, we may earn commission from purchases
  • Year of first Release —  1989
  • Module Number — 593
  • Battery Type — CR2016 (Casio Batteries)

F-91 Model Range *may be updated

Official F-91 Specs / Features *for base version F-91W-1

  • Case / bezel material: Resin
  • Resin Band
  • Resin Glass
  • Water Resistant
  • LED light
  • 1/100-second stopwatch
    Measuring capacity: 59’59.99″
    Measuring modes: Net time, split time, 1st-2nd place times
  • Daily alarm
  • Hourly time signal
  • Auto-calendar (set at 28 days for February)
  • 12/24-hour format
  • Regular time keeping: Hour, minute, second, pm, date, day
  • Accuracy: ±30 seconds per month
  • Approx. battery life: 7 years on CR2016
  • Size of case : 38.2×35.2×8.5mm
  • Total weight : 21g

Recent News about F-91 

All Casio F-91 News →

You ask, we answer…

What does Water Resistant in F-91 mean?

The watch is suitable for everyday use, only splash/rain resistant.

What does Stopwatch in F-91 do?

Measuring capacity: 59’59.99″; Measuring modes: Net time, split time, 1st-2nd place times.

What model range does F-91 belong to?


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