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Watch Battery Replacement: Choosing a Long-Lasting Watch Battery

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At one time in your life, it’s likely you would have had your watch battery replaced, in which case you probably took your watch into your local watch repair shop. However, while we rely on watch battery replacement specialists to tell us which battery is suitable for our watch, it’s good to know the basics so you can make an informed decision when choosing a long-lasting watch battery.

 

From battery chemistry to easy-to-read codes engraved on your current watch battery, there are several things to look out for before embarking on watch battery replacement.

 

How long should a watch battery last?

On average, watch batteries last up to four years; however, replacement watch batteries may only last between one and two years depending on the battery specs. Watch battery manufacturers measure longevity in milliamp hours (mAh) and the higher the mAh, the longer the battery will last. Although, mAh isn’t the only factor to consider – storage temperature also influences how long a watch battery will last. For instance, if you store a silver oxide battery at 21°C, it will lose approximately 10% of its power every year. You can increase the longevity of your watch battery by storing your watch in a cool, dry area – the hotter your watch and battery get, the quicker it will lose power. Read More