Casio F105W-1A Casio Illuminator Watch

TLDR Review: Casio F105W-1A Watch

Published: February 15th, 2026

Pros

  • The Casio F105A features a very bright sea-blue EL backlight that makes the display easy to read in all lighting conditions, including bright daylight and darkness.
  • It is highly resistant to humidity and condensation, performing admirably in hot, humid weather and water exposure.
  • This watch is praised for its durability and reliability, maintaining accurate time consistently over long periods without failure.
  • Its lightweight and compact design ensures comfortable alay wear and does not interfere with sleeves or snug clothing.
  • The classic, timeless style suits any wrist and has remained favored for over 30 years, offering nostalgic charm without feeling outdated.
  • Multiple functions such as time, date, alarm, and stopwatch work well and provide excellent value for the price.
  • The rubbeike band is comfortable for extended wear, and the battery life is long with easy replacement.
  • The plastic casing feels decent and is not overly stiff, contributing to overall comfort.
  • The watch is considered extremely lightweight, around 20 grams depending on reports, making it hardly noticeable on the wrist.
  • Easy to set and use, making it ideal for those who want simplicity combined with dependable functionality.

Cons

  • The wristband is often noted to be too small, fitting more like a child’s size rather than an adult’s, which may require purchasing an expandable or alternative band for larger wrists.
  • Some users have experienced strap durability issues with continuous wear, mentioning the band broke after extended use.
  • The watch’s small size and lightweight feel may come off as toike or less substantial for those expecting a more robust timepiece.
  • The design is utilitarian and classic but definitely not trendy or elegant, so it may not satisfy those seeking a fashioorward accessory.

Bottom Line

The Casio F105W-1A Casio Illuminator Watch is a legendary, no-nonsense timekeeper that excels with its bright backlight, reliability, and comfort at an unbeatable value. If you want a durable, lightweight, and straightforward digital watch with a classic design that just works day after day, this is a stellar choice. However, if you have larger wrists or want a more substantial or fashionable watch, consider upgrading the strap or exploring alternatives. For its price and proven track record, it’s hard to beat this iconic Casio.

Lowest at any Popular Retailer
$21.99 at Walmart

Where to Buy

Prices last updated: February 15th 2026 12:52 am
Get ShopSavvy
ShopSavvy is totally free and works on all popular phones and browsers
Download ShopSavvy App

Compare prices for anything in real-time, set price alerts, watch for deals by keyword, and much more

Install ShopSavvy Browser Extension

Compare and track prices automatically while you shop online at thousands of websites.

Latest Deals

🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️

a month ago
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️
🛍️

a month ago