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Change a watch battery Casio

Changement de la pile d'une montre Casio dans un atelier d'horlogerie.

Tips & Tricks

Change a watch battery Casio

Your watch Casio has stopped, its display fades or its backlight dims? On a Casio battery, this is the usual sign of a battery at the end of its life. But Casio has two particularities — the solar models and the digital modules to reset — which it is better to know before opening the case. Here's how to do it, and how to have the battery replaced by post.

In brief

On a Casio battery, a dimming display or a stopped watch indicates a worn out battery. Send it to us: we identify the battery, replace it, reset the module if necessary and check thewater resistance, then we send it back to you within 3 to 7 working days in France (5 to 14 in Europe). Shipping from €9.90. Solar models (Tough Solar) do not have a battery to change.

Why a watch Casio Does it stop?

The Casio quartz work with a button cell. Two particularities deserve attention:

  • Long-lasting batteries. Lots of Casio consume very little: their battery can last several years, some even advertise an autonomy of around ten years.
  • Solar models. The Casio “Tough Solar” or “Solar” recharges with light and does not have a battery to replace in the traditional sense. If one of them weakens, it must first be exposed to light before considering anything else.

On a battery-powered digital model, signs of wear are a fading screen, increasingly dim backlighting, then shutdown. On a model with hands, the watch stops or delays.

Can you change the battery of a Casio yourself?

On a Casio, the operation is more technical than it seems:

  • Resetting the module. After a battery replacement, many Casio The digital and G-Shock must be reset (“AC” procedure, clear everything) for the display and functions to restart correctly.
  • The screwed bottom and thewater resistance. G-Shock and sport models have a bottom held by screws and a gasket, with a water resistance up to 200 m. The battery is often held under a metal plate: clumsy handling can create a short circuit or compromise thewater resistance.
  • The right battery. Each module uses a specific reference.

For a Casio simple digital, the operation remains feasible. For a G-Shock or a waterproof model, it is better to entrust it to an equipped professional.

Change the battery in your Casio by post

You describe your watch online, pay, then ship it with the label Colissimo received by email. In the workshop, we identify the battery suitable for your module, replace it, carry out the necessary reset and check the seal. Your Casio is then sent back to you, ready to go again.

Change the battery in your Casio

Battery adapted to your module, reset and seal checked. Return within 3 to 7 working days in France, a little longer in Europe.

Change my watch battery →

How much does it cost and how long?

The total adds the battery replacement and the Colissimo round trip, billed from €9.90 depending on the country of destination in Europe. The exact price of the service is on the page watch battery replacement. Expect a return within 3 to 7 working days after receipt in France (5 to 14 in Europe).

✓ It's the battery

Fading screen, weak backlight, watch stopped: on one Casio battery operated, one battery replacement (and resetting) is enough in most cases.

✗ Maybe it's not the battery

Tough Solar model which does not restart after good exposure to light: the problem comes from elsewhere. We warn you before any intervention.

💡

The advice ofAzuline

If your Casio bears the words “Tough Solar” or “Solar”, it does not have a traditional battery: it is recharged by light. If it weakens, expose it to full light for several hours first. It is only after many years that its rechargeable cell finally wears out.

Frequently asked questions

How long does a watch battery last? Casio ?

This varies a lot depending on the model: from two-three years to around ten years on Casio with very low consumption.

My Casio is solar: do you need to change the battery?

No. A Casio solar recharges with light and has no battery to replace. Its rechargeable cell lasts for many years. If it weakens, start by exposing it to light.

Do you need to reset a G-Shock after battery replacement ?

Yes, most often. Many Casio digital and G-Shock require a reset of the module after installing the battery to return to a correct display. We do it systematically.

Can I send my Casio from another European country?

Yes, the service is available throughout the European Union. Transport costs depend on the country of destination, starting from €9.90.

How long until I get my watch back?

Allow 3 to 7 working days round trip in France, 5 to 14 in Europe, after receipt.

Change the battery of another watch

Can't find your brand? Check out our guide to battery replacement depending on the brand, all brands combined.

Your Casio stopped? Before putting it away, change the battery without moving — unless it is a solar model.

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