Built for sport and training
A dual-scale stopwatch with add-time, up to nine interval timers and world time make the WS-1800 a smart coach on your wrist, wrapped in a bold retro design.
Design & details
The Casio WS-1800-1A features a stealthy black resin case and strap with a retro-style large graphic display. Its resin glass / spherical glass protects the display, while the resin band keeps it comfortable from morning to night. At 48.2 × 45 × 13.8 mm and 41 g, it is easy to wear all day.
Key functions
- World time: 29 time zones (48 cities)
- Dual-scale stopwatch with add-time for timeouts
- Preset timer (10–45 min) + up to 9 interval timers
- Daily alarm & hourly signal
- Amber LED backlight with afterglow
- Full auto-calendar to 2099
- Button tone on/off
Full specifications
| Model | WS-1800-1A |
|---|---|
| Collection | Casio WS-1800 |
| Display | Digital |
| Colour | Black |
| Case size (L × W × H) | 48.2 × 45 × 13.8 mm |
| Weight | 41 g |
| Case material | Resin |
| Band | Resin band |
| Band fits wrist | 145–215 mm |
| Glass | Resin glass / spherical glass |
| Water resistance | 100 m water resistance |
| Battery | CR2025 — approx. 10 years |
| Accuracy | ±30 seconds per month |
Care tips
- Wipe with a soft dry cloth after contact with sweat or water.
- Avoid hot water, saunas and strong chemicals or perfumes on the band.
- Have the battery replaced by a qualified technician to keep the water-resistance seals intact.
Frequently asked questions
Is this a genuine Casio watch?
Yes. The Casio WS-1800-1A is 100% genuine Casio, sold by IN TIME TRAIDING LLC, Al Ghurair Centre, Dubai.
Can I wear it in water?
It is rated “100 m water resistance”, which suits swimming and snorkelling-level water exposure (not diving).
What battery does it use?
It uses a CR2025 cell with approx. 10 years of typical battery life.
Will it fit my wrist?
The band fits wrists of 145–215 mm. Metal bracelets can be resized by a watch technician; resin and leather straps adjust with the buckle.
Shop online or visit us at IN TIME TRAIDING LLC, Al Ghurair Centre, Dubai to try the Casio WS-1800-1A on in person.
