Casio F91W Series | Digital Watch | Water Resistant | LED Light | 1/100 SEC Stopwatch | Regular Time Keeping (HR, Min, SEC, PM, Date, Day) | Daily Alarm | Lightweight | 7 Year Battery

Micro Light, Hourly Time Signal, Auto Calendar

About this item

  • Micro Light, Hourly Time Signal, Auto Calendar
  • 12/24 Hour Formats
  • Dial Code: Digital
  • Water Resistant
Category: FashionWrist WatchesRanked #99 of 455 in Fashion
9.0Our score
Our verdict

Micro Light, Hourly Time Signal, Auto Calendar

Ranked #99 in Fashion · 4 things we like

Quick answer The Casio F91W Series scores 9.0/10 with us. Amazon owners rate it 4.5 out of 5 across 42,577 reviews, in line with the 4.4 average of the 141 wrist watches we track.

Micro Light, Hourly Time Signal, Auto Calendar 12/24 Hour Formats Dial Code: Digital Water Resistant Daily Alarm

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Product information

3 specifications
Product Dimensions‎ 3.54 x 13.39 x 15.35 inches; 1.9 ounces
Department‎ mens
Batteries‎ 1 Lithium Metal batteries required. (included)

Pros & cons

What we like
  • Micro Light, Hourly Time Signal, Auto Calendar
  • 12/24 Hour Formats
  • Dial Code: Digital
  • Water Resistant
What could be better

    Casio F91W Series: questions & answers

    Is the Casio F91W Series worth buying?

    Yes, it is one of the stronger picks in its group. We score the Casio F91W Series 9.0 out of 10. Amazon owners rate it 4.5 out of 5 across 42,577 reviews, in line with the 4.4 average of the 141 wrist watches we track.

    What options does the Casio F91W Series come in?

    Amazon lists 9 options. Color: Clear Blue, Clear, Clear Pink, Green, Gold, Grey, Black, White. Style: F91W, F91W-7, F-91W-1, Minimalist, F91WM-7A. Pick an option on this page and the button opens exactly that model.

    What are good alternatives to the Casio F91W Series?

    Similar, well-rated wrist watches in our catalog: Casio F108WH Series (9.2/10, 4.6 stars from 12,617 owners); Casio LA20WH Series (9.0/10, 4.5 stars from 10,243 owners); Casio A158WA Series (9.2/10, 4.6 stars from 58,640 owners).

    Customer reviews

    All reviews on Amazon
    4.542,577 global ratings
    5 star90%
    4 star10%
    3 star0%
    2 star0%
    1 star0%

    Breakdown from the 10 most helpful reviews we imported.

    V
    VO
    Verified purchaseAugust 24, 2026
    Perfect Gift

    I bought this digital watch for my boyfriend, and it was honestly perfect! The durability and adjustability are great as he wears it to work every day. It looks even better in person, and the quality was really nice for the price. The size was great and it fit him really well without looking too bulky. The display is easy to read, and it has a really clean and stylish look that works for everyday wear.I was really happy with how it turned out, especially since I bought it as a gift. He loved it, and it was exactly what I was looking for! It feels well-made, looks great, and is definitely worth

    A
    Alex
    Verified purchaseSeptember 2, 2026
    Great everyday watch

    I’ve been wearing this watch every day for about five months now, including to work, and it has held up great. I really like the sleek, simple look. It’s versatile enough that it looks good with a casual outfit but also works well with a uniform.One feature I use all the time is the timer for my lunch breaks. It makes it easy to keep track of my time and make sure I stay on schedule. After five months of daily wear, it’s still working great and has been very reliable. Definitely a great everyday watch, especially for the price.

    L
    lava pokharel
    Verified purchaseSeptember 11, 2026
    good watch

    Lightweight, comfortable, and easy to read. The stopwatch and LED light work great, and the watch has a classic look. Great value for the price!

    M
    Matt
    Verified purchaseOctober 10, 2016
    Too many reviews

    There are simply too many reviews of this watch. So instead of a review I’d like to share with you a conversation I had the other day with one of my co-workers.Co-work: What’s that on your wrist? Did you borrow that watch from you 10 year old son? It’s so small and cheap looking. I didn’t think you ever knew how to read a LCD display.Casio F-91W Owner: It’s a Casio F-91W, and no I didn’t borrow it from my son, but sometimes I let him borrow it from me. I know that I typically, prefer analogue watches with a mechanical or automatic movements. I did need to read the instruction manual I figure o

    A
    Andres Moreno
    Verified purchaseSeptember 18, 2026
    Decent watch

    This watch is very reliable, doesn’t break easily and the color is perfect

    W
    Wesley Whiting
    Verified purchaseJuly 29, 2026
    Great Buy

    You really can’t beat this watch for the price. It’s incredibly lightweight, comfortable enough to forget you’re even wearing it, and the battery lasts for years. It keeps accurate time, has an alarm, stopwatch, and backlight, and the classic retro design never goes out of style. Whether you’re wearing it every day, working, or just want a reliable no-frills watch, this is one of the best values you can buy. Highly recommended.

    H
    Henryen
    Verified purchaseApril 4, 2014
    Amazing Watch for the Price + [Makeshift] Button Repair Help

    There's nothing bad I can say about the watch. Seriously.I'm a 16 year old kid (you know how reckless we can get) who has had this for I think over a year now, and I can honestly say this thing is REALLY DURABLE!!*How durable* you ask?I wear this thing to school nearly everyday, never having to worry about it. Yes, that means I travel with this thing very often.At school I sometimes even abuse my watch in front of my friends by slapping it on the table with full force to show them that they DO NOT wanna get slapped by this thing (it's just a joke; I would never hurt anyone unless there is very

    A
    Arthur Hubbard
    Verified purchaseAugust 7, 2026
    The is an excellent wristwatch. It is remarkably affordable.

    I enjoy this watch every day, It is comfortable, durable and easy to wear.It shows time, day, date and other useful information,The Casio watch is remarkably accurate.it is weather-proof and the battery lasts a long time.

    Customer reviews are shown as published on Amazon and are not written by Do Best Deal.