Casio Collection F-91WS-2EF Automatic Watch

4.50 (845)
Best price today
$38.99
▲ 23.32%
Best
AMAZON
4.50 (845)
In stock
$38.99
Prices last updated Apr 01, 2026

Highlights

  • Microlight for easy reading in low-light conditions.
  • Durable resin case with lightweight acrylic glass.
  • 12/24-hour timekeeping options for versatile use.
  • Stopwatch function with 1/100-sec accuracy for up to 1 hour.
  • Daily alarm for reminders of recurring events.
  • Automatic calendar with date, day, and month display.
  • 7-year battery life with included lithium metal battery.
  • Water-resistant to ISO 22810 standards.

Description

The Casio Collection F-91WS-2EF Automatic Watch is a timeless piece that seamlessly blends functionality with style, making it a perfect accessory for both men and women. This unisex watch is designed with precision and durability in mind, ensuring that it stands up to daily wear while maintaining its sleek appearance. One of the standout features of the F-91WS-2EF is its microlight, which provides a built-in light that illuminates the watch face from the side, allowing you to easily read the time in low-light conditions. This feature is particularly useful for those who find themselves on the go, ensuring that you are never left in the dark. Constructed with a lightweight acrylic glass screen and a durable resin case, this watch is both sturdy and comfortable. The synthetic resin wrist strap is not only incredibly durable but also flexible, making it ideal for everyday wear. The watch's dimensions are compact with a width of 33.2mm, a height of 38.2mm, and a thickness of 8.5mm, ensuring that it fits comfortably on any wrist. The Casio F-91WS-2EF offers versatile timekeeping options with its 12/24-hour format, catering to your personal preference. Additionally, the stopwatch function allows you to measure elapsed time, split time, and final time with 1/100-second accuracy, up to 1 hour, making it perfect for timing workouts or other activities. The daily alarm feature is a convenient reminder for recurring events, alerting you with an audible signal at your set time. An automatic calendar that displays the date, day, and month ensures you are always on track, and once set, it always shows the correct date. This model is powered by a single lithium metal battery, which is included, and impressively, it offers a battery life of approximately seven years. With water resistance classified to ISO 22810 standards, this watch can handle minor splashes, adding to its practicality for everyday use. Whether you're seeking a reliable timepiece for daily wear or a stylish accessory to complement your wardrobe, the Casio Collection F-91WS-2EF Automatic Watch delivers on all fronts. Its blend of classic design and modern functionality makes it a must-have for any watch enthusiast.

Specifications

Product Dimensions 3.94 x 3.94 x 1.97 inches; 0.74 ounces
Item Model Number F-91WS-2EF
Department Unisex
Batteries 1 Lithium Metal batteries required. (included)
Date First Available March 2, 2020
Manufacturer Casio
Best Sellers Rank #1,007 in Men's Wrist Watches
Customer Reviews 4.5 4.5 out of 5 stars
Brand Or Seller Or Collection Name Casio
Model Number F-91WS-2EF
Clasp Buckle
Brand Casio
Model Year 2021
Is Discontinued By Manufacturer No

Price history

Reviews

No user reviews yet. Write first.


Best Deals


Invicta Men's 0929 Anatomic Subaqua Watch
Invicta
Invicta Men's 0929 Anatomic Subaqua Watch
(10)
Plastic
$78.89
Casio Pop LF-30W Series - LED Illuminator, World Time, and Stopwatch
Casio
Casio Pop LF-30W Series - LED Illuminator, World Time, and Stopwatch
(37)
Resin | Mens
$39.95 $34.82
Timex Women's Simone Multifunction 38mm Watch - White Strap, White Dial, Gold-Tone Case
Timex
Timex Women's Simone Multifunction 38mm Watch - White Strap, White Dial, Gold-Tone Case
(17)
Womens | Brass
$40.95
Invicta Men's Speedway 42mm Stainless Steel Quartz Watch
Invicta
Invicta Men's Speedway 42mm Stainless Steel Quartz Watch
(413)
Stainless Steel | Mens
$79.90 $29.99
Invicta Men's 17204 AVIATOR Analog Display Japanese Quartz Silver Watch
Invicta
Invicta Men's 17204 AVIATOR Analog Display Japanese Quartz Silver Watch
(2320)
Mens
$54.99
Timex Tribute Men's NHL Citation 42mm Watch – Columbus Blue Jackets
Timex
Timex Tribute Men's NHL Citation 42mm Watch – Columbus Blue Jackets
(64)
Mens | Brass
$89.00 $52.51
Timex Women's Easy Reader 25mm Watch - Gold-Tone Expansion Band White Dial
Timex
Timex Women's Easy Reader 25mm Watch - Gold-Tone Expansion Band White Dial
(5004)
Womens | Brass
$73.00 $49.92
Invicta Men's 15862 S1 Rally Analog Display Japanese Automatic Black Watch
Invicta
Invicta Men's 15862 S1 Rally Analog Display Japanese Automatic Black Watch
(664)
Stainless Steel
$129.99 $79.90
Tissot Unisex Everytime 34mm Quartz Watch
Tissot
Tissot Unisex Everytime 34mm Quartz Watch
(2)
Stainless Steel | Unisex
$315.00
Invicta Men's Speedway 42mm Stainless Steel Quartz Watch - Model 46844
Invicta
Invicta Men's Speedway 42mm Stainless Steel Quartz Watch - Model 46844
(132)
Mens
$52.50
Timex Unisex Weekender 37mm Watch - Green Strap White Dial Silver-Tone Case
Timex
Timex Unisex Weekender 37mm Watch - Green Strap White Dial Silver-Tone Case
(75)
Unisex | Brass
$109.00 $76.59
Timex Women's Easy Reader 30mm Watch - Black Strap White Dial Silver-Tone Case
Timex
Timex Women's Easy Reader 30mm Watch - Black Strap White Dial Silver-Tone Case
(109)
Womens | Brass
$67.00 $42.50
Invicta Pro Diver Chronograph GMT Quartz Black Dial Men's Watch 46042 - Gold
Invicta
Invicta Pro Diver Chronograph GMT Quartz Black Dial Men's Watch 46042 - Gold
(3)
Mens
$106.03 $65.99
Timex Women's Modern Easy Reader 32mm Watch – Gold-Tone Case
Timex
Timex Women's Modern Easy Reader 32mm Watch – Gold-Tone Case
(2077)
Brass
$62.47
Seiko Women's Automatic Watch Stainless Steel with Multicolour Strap - SYMG42K1
Seiko
Seiko Women's Automatic Watch Stainless Steel with Multicolour Strap - SYMG42K1
(1822)
Stainless Steel
$151.20
Timex Men's Expedition Scout 40mm Watch – Gray Case Blue Dial
Timex
Timex Men's Expedition Scout 40mm Watch – Gray Case Blue Dial
(27417)
Brass
$49.99
Invicta Men's Speedway 42mm Stainless Steel Quartz Watch - Two Tone
Invicta
Invicta Men's Speedway 42mm Stainless Steel Quartz Watch - Two Tone
(39)
Stainless Steel | Mens
$60.49
Timex TIME Machines® 29mm Elastic Fabric Kids Watch
Timex
Timex TIME Machines® 29mm Elastic Fabric Kids Watch
(7557)
Resin
$35.00 $17.94
Invicta Women's Specialty Quartz Watch, Rose Gold - Model 29417
Invicta
Invicta Women's Specialty Quartz Watch, Rose Gold - Model 29417
(45)
Stainless Steel | Womens
$89.90 $59.27
Timex Men's Easy Reader 38mm Watch - Clemson Tigers with Expansion Band
Timex
Timex Men's Easy Reader 38mm Watch - Clemson Tigers with Expansion Band
(5)
Brass
$79.00
Best price $38.99
See offers