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Casio G-SHOCK GA-100-1A4ER Men's Black Digital Watch with LED Backlight

Casio G-SHOCK GA-100-1A4ER Men's Black Digital Watch with LED Backlight

The Casio G-SHOCK GA-100-1A4ER is a robust digital sports watch designed for durability and functionality. It forms part of Casio's renowned G-SHOCK range, which is celebrated for creating watches that can withstand harsh conditions. This model features the brand's signature shock-resistant construction, making it suitable for active lifestyles and demanding environments. Its digital display provides clear readouts of time, date, and various timing functions. Key features include a 200-metre water resistance rating, making it suitable for professional marine activity and serious surface water sports. The watch is powered by a quartz movement and includes an LED backlight for visibility in low-light conditions. Functionality extends to a 1/1000-second stopwatch, countdown timer, five daily alarms, world time for 48 cities, and a speed indicator hand for average speed calculations. The case and strap are constructed from durable black resin, contributing to its lightweight yet tough profile. This G-SHOCK is ideally suited for individuals with an active lifestyle, including sports enthusiasts, outdoor adventurers, and those working in physically demanding jobs. Its practical suite of features, from basic timekeeping to specialised timers, makes it a versatile tool for daily use, travel, and recreational activities. The classic, utilitarian design ensures it remains a reliable and functional accessory that prioritises resilience and performance over ornamental detail.
Brand:Casio
Compare prices from £78.95 to £129.00
Save £50.05 (39%)
4.7 / 5(539 reviews)
4971850443940
3 retailers
Argos Product reviews 4.7 (539) Best price
£78.95 (incl. £3.95 delivery)
In Stock Same day if ordered by 1pm, next day and standard delivery options available. Click & collect
Retailer information

We checked this product from this store on 17 Feb 2026 at 02:57.

Delivery

Cost
£3.95
Time
Same day if ordered by 1pm, next day and standard delivery options available.
Restrictions
Minimum £20 spend for Argos Plus delivery, excludes clothing and supplier-delivered items. Subject to stock, postcode, and availability.

Collection & in-store

Click & collect
Available
Availability
In store & online

Support

Self-service
Order tracking online via website.
Open retailer
Freemans
£129.00 *
In Stock 28 days returns Pay later: Yes
Retailer information

We checked this product from this store on 18 Feb 2026 at 05:03.

Delivery

Couriers
Evri

Returns & refunds

Return window
28 days
Methods
Evri Parcelshop, locker, or courier collection from home or work.
Free returns
Refund
Within 10 days of return receipt.
Policy
Free returns within 28 days of delivery for a full refund.

Collection & in-store

Availability
Available online only

Payment & finance

Pay later
Flexi3

Support

Contact
Phone: 0333 200 8077
online contact form available.
Self-service
Online account management, returns initiation, order tracking.

Other

Trust
Authorised by Financial Conduct Authority (FCA), member of Finance & Leasing Association (FLA).
Open retailer

* Price may not include delivery when not stated by the retailer. Prices may have changed since we last checked. We are not liable for any errors or omissions; please confirm price, availability and terms with the retailer before purchasing.

Page last updated: 18 Feb 2026, 05:03