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Casio watches have earned a loyal following in the UK for one simple reason: they work exceptionally well at prices that most other brands cannot touch. The F91W-1, launched in 1991, remains one of the best-selling watches on Amazon UK — a £16 resin watch that tells the time accurately for seven years on a single battery, with a stopwatch and alarm built in. Beyond the F91W, Casio offers a strong lineup of affordable sports and everyday watches with 100m water resistance, world time displays, countdown timers, and multi-year battery lives. Whether you need a durable everyday watch, a travel companion with dual time zones, or a no-nonsense sports watch for training, Casio has a model that fits. The picks below cover the best Casio watches currently available on Amazon UK, spanning different use cases and price points.
Buying guide
What to look for in Casio Watches
1The F91W remains the best sub-£20 watch on the market — if you just need reliable timekeeping, alarm, and stopwatch, buy it without hesitation.
2For swimming and water sports, look for 100m water resistance — several Casio models in the £25–£40 range offer this.
3World time and dual-time displays are useful for frequent travellers; the AE1200WH series is particularly well-regarded for this.
4Casio's 10-year battery claim on many models is realistic — the W-800H and WS-1400H series genuinely last close to a decade between battery changes.
5Avoid grey-market 'international' listings — buy from Amazon UK directly or UK-based sellers to ensure warranty support.
Our process
How we choose our picks
We don’t lab-test products ourselves. Instead we synthesise the strongest independent evidence — current Amazon UK listings, verified-buyer feedback, published specs and UK pricing — into clear, honest recommendations. We earn a commission if you buy through our links, but that never changes which products we rank.
Current UK availability
We only shortlist products actively listed and in stock on Amazon UK, checked against live catalogue data — not last year’s models.
Publicly visible buyer feedback
We look at how each product is received by UK shoppers — its overall rating standing and the praise or complaints that recur in public reviews — rather than relying on a single reviewer’s opinion.
Published specs & value
We compare manufacturer specifications, typical UK price bands, warranty and running costs so each pick is right for a real budget and use-case.
UK-specific fit
We factor in UK voltage, plug/fitting standards, CE/UKCA marking and Consumer Rights Act cover — details that generic global lists miss.
World time, 5 alarms, stopwatch, countdown timer, LED backlight
Stopwatch, daily alarm, hourly signal, LED backlight
60-lap memory, 1/100s stopwatch, countdown timer, dual time, LED backlight
Dual time, stopwatch, LED backlight
Date indicator at 3 o'clock, LED light
Stopwatch, alarm, LED backlight
Battery Life
—
7 years (CR2016)
10 years (CR2025)
10 years
—
7 years
Case Diameter
39.5mm
—
—
37mm
—
—
The rankings
The best Casio Watches, ranked
1
Casio
Top Pick
Casio AE1200WH-1A World Time Digital Watch
The AE1200WH is widely regarded as the best-value watch ever made. At around £32, it delivers 100m water resistance, world time across multiple zones, five alarms, and a stopwatch — features you'd pay hundreds for on other brands. It's the go-to recommendation for travellers and anyone who wants maximum functionality at minimum cost.
Movement
Japanese quartz digital
Water Resistance
100m
Case Diameter
39.5mm
Crystal
Mineral glass
Features
World time, 5 alarms, stopwatch, countdown timer, LED backlight
What we like
+100m water resistance — suitable for swimming
+World time display for multiple time zones
+Five daily alarms and LED backlight with afterglow
Worth noting
–Busy dial can feel cluttered to some
–Resin strap not to everyone's taste
£31.06Amazon.co.uk price as of 15 Aug, 22:46 (London time). Details
The F91W is the benchmark for affordable, reliable timekeeping. It has barely changed since 1991 because there's nothing to improve — the basics are executed perfectly. If you need a backup watch, gym watch, or travel beater, this is the one.
Movement
Quartz digital
Water Resistance
30m
Battery Life
7 years (CR2016)
Features
Stopwatch, daily alarm, hourly signal, LED backlight
Weight
190g
What we like
+Iconic status — one of the best-selling watches in history
+7-year battery life
+Ultra-affordable at under £20
Worth noting
–30m water resistance — splash-proof only, not for swimming
–Very basic feature set compared to newer Casio models
£15.99Amazon.co.uk price as of 15 Aug, 22:46 (London time). Details
The WS-1400H is Casio's dedicated sports digital, built around a front-facing stopwatch button and 60-lap memory. The 10-year battery and 100m water resistance make it an excellent long-term training companion. The large LCD display is easy to read mid-workout.
Movement
Quartz digital
Water Resistance
100m
Battery Life
10 years (CR2025)
Features
60-lap memory, 1/100s stopwatch, countdown timer, dual time, LED backlight
What we like
+60-lap memory — ideal for structured training sessions
+10-year battery life
+100m water resistance for swimming and water sports
Worth noting
–Only 1 in stock currently
–Large face may not suit smaller wrists
£32.60Amazon.co.uk price as of 15 Aug, 22:46 (London time). Details
The W-800H is the F91W's more capable sibling — same reliable digital format but with 100m water resistance and a slightly larger display. The 37mm case makes it genuinely unisex, and the 10-year battery means it'll outlast most electronic devices you own.
For those who prefer analogue displays, the FT500WVB delivers Casio's reliability in a clean-faced format with a comfortable nylon strap. The 100m water resistance and date indicator make it a practical everyday watch that works just as well outdoors as in the office.
Movement
Quartz analogue
Water Resistance
100m
Strap
Nylon/Velcro
Features
Date indicator at 3 o'clock, LED light
What we like
+100m water resistance
+Velcro nylon strap — comfortable and adjustable
+Clean analogue face for formal-casual use
Worth noting
–Velcro closure less secure than buckle for active use
–Fewer functions than digital Casio models
£32.83Amazon.co.uk price as of 15 Aug, 22:46 (London time). Details
The clear-case F91W is a cult fashion favourite that pairs well with streetwear and casual outfits. It's the same watch as the classic black model underneath — identical reliability, just with a more distinctive visual that's become popular in the UK streetwear community.
Movement
Quartz digital
Water Resistance
30m
Battery Life
7 years
Features
Stopwatch, alarm, LED backlight
Case
Clear resin
What we like
+Distinctive clear/transparent look — popular fashion choice
+Same reliable F91W movement
+7-year battery
Worth noting
–30m splash resistance only
–Clear case shows wear more visibly over time
£29.99£35.23−15%Amazon.co.uk price as of 15 Aug, 22:46 (London time). Details
Product prices and availability are accurate as of 15 Aug, 22:46 (London time) and are subject to change. Any price and availability information displayed on Amazon.co.uk at the time of purchase will apply to the purchase of this product.
Editor's Note
Casio's value proposition in the UK is essentially unmatched at the sub-£50 price point. The Japanese quartz movements used across the range are highly accurate (±15–30 seconds per month) and the battery lives quoted are genuine. The main thing to watch for is water resistance — the F91W's 30m rating means splash-proof only, while the W-800H and WS-1400H at 100m are genuinely swimproof. For outdoors use or water sports, always opt for the 100m models.
Our Take
The UK watch market spans from £20 Casios to £500 automatics — knowing where the value sits matters. The Casio AE1200WH-1A World Time Digital Watch is our top recommendation — it consistently outperforms alternatives in real-world UK use. If that's out of budget, the Casio AE1200WH-1A World Time Digital Watch offers solid performance at a lower price point. The Casio F91W-1 Classic Digital Sport Watch is worth considering if you want a step up in build quality or features. Avoid the cheapest unbranded options on Amazon UK — they rarely survive past six months of regular use and UK consumer protection only helps if the seller is still trading.
Questions & answers
Frequently asked questions
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