Casio F-91WB-1AEF - Black - 38mm

The Casio Timeless Collection Digital Black Resin Strap Watch F-91WB-1AEF is a perfect blend of cl...

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T. H. BakerCasio Black Dual Display Digital Watch F-91WB-1AEF
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Product Information

Full details

The Casio F-91WB-1AEF is a digital watch from the Timeless Collection, perfect for anyone who appreciates a classic, functional timepiece. It offers a blend of retro style and modern reliability with its easy-to-read display and durable construction. Note that while it offers multiple functions, its straightforward design prioritizes simplicity and ease of use.

All features

ColourBlack
Dial Size38mm
SeriesTimeless Collection
Model Part NumberF-91WB-1AEF
BrandCASIO

Extended Product Information

FAQs

How do I change the time?

Press the Mode button until the time is displayed. Then, press and hold the Adjust button until the seconds start flashing. Use the Mode button to select the setting to change, and use the Start/Stop button to adjust the values.

Is the watch water resistant?

Yes, the watch is water resistant. However, avoid prolonged exposure to water.

How do I use the stopwatch?

Press the Mode button to select stopwatch mode. Press the Start/Stop button to start and stop the stopwatch. Press the Reset button to reset the stopwatch.

What kind of battery does the watch use?

The watch uses a standard button cell battery (consult the watch manual for specific battery type).

How do I set the alarm?

Press the Mode button until you see the alarm display. Hold the Adjust button until the time starts flashing. Use the Mode button to change the hours and minutes, and use the Start/Stop button to change the values.

How long does the battery last?

The battery typically lasts for several years under normal use.

Can I wear this watch while swimming?

It is water resistant, but it's recommended to avoid prolonged exposure to water.

What is the case size?

The case size is 38.2 x 35.2mm.

Troubleshooting

Watch display is dim or blank.

Check the battery. Replace if necessary. Ensure the watch is not in a mode that turns off the display, such as the stopwatch.

Buttons are unresponsive.

Make sure the buttons aren't physically blocked or stuck. If the problem persists, try resetting the watch (consult the full manual for specific reset instructions).

Alarm is not sounding.

Ensure the alarm is enabled (there is an alarm indicator on the display). Check the set alarm time to make sure it is correct.

Pros and Cons

Pros

  • Classic retro design
  • Lightweight and comfortable
  • Easy-to-read display
  • Durable resin construction
  • Affordable price

Cons

  • Display may be difficult to read in direct sunlight
  • Limited advanced features compared to smartwatches
  • Resin strap may show wear over time

Setup, Compatibility & Care

Setting the Time and Date

  1. Press the Mode button until the time display is showing.
  2. Press and hold the Adjust button until the seconds start to flash.
  3. Use the Mode button to cycle through the settings (seconds, hours, minutes, year, month, date).
  4. Use the Start/Stop button to adjust the flashing number.
  5. Press the Adjust button to save the settings.

Setting the Alarm

  1. Press the Mode button to cycle to the alarm display.
  2. Press and hold the Adjust button until the alarm time flashes.
  3. Use the Mode button to cycle through the hour and minute settings.
  4. Use the Start/Stop button to adjust the time.
  5. Press the Adjust button to save the alarm setting.

Care Instructions

  • Cleaning: Wipe the watch with a soft, damp cloth. Avoid using harsh chemicals.
  • Water Resistance: The watch is water-resistant, but avoid prolonged exposure to water, such as swimming or showering, to preserve the watch’s lifespan.
  • Storage: Store the watch in a cool, dry place when not in use.
  • Battery Life: The watch battery typically lasts for several years under normal use.

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