Casio F105W-1ADF, 34mm, Grey Dial, Black Resin Strap

Name: Casio F105W-1ADF, Grey Dial
Brand: Casio
SKU: casio-f-105w-1a
Price: 30.18 GBP
Availability: InStock

By Serdar D.Content updated 26 October 2026

Casio F105W-1ADF, Grey Dial

The Casio F105W-1ADF is a unisex digital watch featuring a reliable quartz movement, 100m water resistance, and a durable resin case, perfect for everyday wear.

Price

£30.18£30.94↓ -2%

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About this item

Features a clear digital display for easy time reading.
Powered by a reliable quartz movement for accurate timekeeping.
Offers 100 metres water resistance, suitable for swimming and showering.
Includes chronograph, daily alarm, and stopwatch functions.
Durable resin case and strap ensure lightweight comfort.
Equipped with an EL backlight for visibility in low light.

Top Highlights

Brand: Casio
Model Name: F105W-1A
Model Number: F-105W-1ADF
Department: Unisex
Item Type: Wrist Watch
Manufacturer: Casio
First Available: 7 October 2004
Release Year: 2004

Features & Specs

Display: Digital
Movement Type: Quartz
Calibre: 1275
Power Source: Battery powered
Additional Features: Chronograph, Daily Alarm, EL Backlight, Stopwatch
Complications: Chronograph
Strap Type: Two Piece Strap
Case Material: Resin
Case Size: 34.0 mm
Case Thickness: 9.5 mm
Lug Width: 22.0 mm
Weight: 90.72 g
Water Resistance: 100 m
Sport Type: Walking
Strap: Resin
Clasp: Buckle
Closure Type: Buckle
Crystal: Crystal
Dimensions: 12.19 x 8.13 x 5.59 cm; 90.72 g

Style

Style Name: Square Digital
Dial Shape: Square
Dial Colour: Gray
Band Color: Black
Theme: Digital Watch
Face Style: Square Digital Chronograph

Will it fit your wrist?

Best on 13.5–14.5 cm (5.3–5.7 in) wrists

A 34 mm case sits just right on these wrists. If your wrist is 14.5–15.5 cm, it looks smaller and more understated. If your wrist is 12.5–13.5 cm, it looks bigger and bolder.

Measure your wrist and see what fits

A rough guide based on case diameter only.

Is this watch big or small?

74% of the watches we list are bigger than this one

The most common size is 40 mm (249 models). 96 models are 34 mm, like this one.

All our watch size data

Description

The Casio F105W-1ADF digital watch is a timeless classic, offering straightforward functionality and robust design for everyday wear.

Its quartz movement ensures reliable timekeeping, while the 100m water resistance makes it suitable for various activities including swimming and showering.

Encased in a lightweight yet durable resin case with a matching resin strap, this watch provides comfort and resilience. The clear digital display, complemented by an EL backlight, ensures excellent readability in all conditions. With chronograph, daily alarm, and stopwatch functions, the F105W-1ADF is a practical and versatile companion for anyone seeking a dependable timepiece.

Frequently Asked Questions

Is the Casio F105W-1ADF suitable for daily wear and sports activities?

Yes, the Casio F105W-1ADF is designed for daily wear and light sports. Its durable resin case and strap, combined with 100m water resistance, make it a robust and comfortable companion for various everyday activities, including walking and casual use.

Can I swim or shower with this Casio digital watch?

Absolutely. The Casio F105W-1ADF features 100m water resistance, meaning it is perfectly suitable for swimming, showering, and other recreational water sports. You can wear it without worry during your daily water-related routines.

How does the Casio F105W-1ADF compare to other basic digital watches in its price range?

The Casio F105W-1ADF stands out with its classic square digital design, reliable quartz movement, and excellent 100m water resistance. While many alternatives offer similar basic functions, this model provides a proven track record of durability and a clear EL backlight, making it a strong contender for value and functionality.

What is the expected battery life for the quartz movement in this watch?

Casio digital watches like the F105W-1ADF typically offer a long battery life, often several years, depending on the frequency of EL backlight and alarm usage. When the battery eventually runs out, it can be easily replaced by a professional watchmaker.

Is the strap replaceable, and what wrist sizes does the Casio F105W-1ADF fit?

The resin strap on the Casio F105W-1ADF is replaceable, allowing for customisation or replacement if worn out. With its 34mm case and adjustable buckle clasp, this unisex watch is generally suitable for a wide range of wrist sizes, typically fitting wrists from 6 to 8 inches comfortably.

Editor's take

The Casio F105W-1ADF digital watch holds a cherished place among enthusiasts for its no-nonsense approach to timekeeping. It's a quintessential example of an affordable, reliable, and unisex timepiece, perfect for daily utility rather than a grand statement. This model embodies Casio's philosophy of accessible, functional design, making it a popular choice for a wide demographic.

At its core, the F105W-1ADF is driven by a dependable quartz movement, ensuring pinpoint accuracy without the need for constant winding. The 100m water resistance is a practical feature, making it a robust companion for swimming or showering, a real boon for those with an active lifestyle. Its digital display offers clear readability, further enhanced by the EL backlight for low-light conditions.

However, one must acknowledge its limitations; the crystal glass is more prone to scratches than sapphire, and its simple resin case and buckle clasp reflect its budget-friendly positioning. It's not a piece of fine jewellery, nor does it pretend to be, but a functional instrument. Those seeking a more premium finish or advanced horological complications might find it too basic.

Ultimately, this Casio is an excellent choice for anyone seeking a highly functional, low-maintenance watch for daily use, particularly those who appreciate retro digital aesthetics. For those desiring a more premium feel or advanced features, exploring a G-Shock for enhanced durability or a simple analog field watch for a different style might be a better fit, though they will likely come at a higher cost.