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The following table is a cross reference of button cell batteries made by different manufacturers. Each column lists one or more manufacturer and each row lists the equivalent battery models for each manufacturer. The last two columns are names by the International Electrotechnical Commission (IEC).
With our comprehensive button battery cross-reference chart, quickly find equivalent watch batteries. Easily locate replacements for brands like Timex, Maxell, Sony, and Energizer. Find your watch batteries at BatteriesInAFlash.com.
The Watch Battery Cross Reference Table below gives all Watch Battery sizes and their equivalent replacement watch battery reference numbers as used by various different watch battery manufacturers.
Compare battery codes: Look up the battery code from your watch and find matches in cross-reference charts. Measure the physical size: Match the diameter and height to ensure the replacement fits properly. Check the voltage: Ensure the new battery has the same voltage to avoid damaging the watch.
If you are unsure that you need a 393 and/or 309 battery and need to find the equivalents of that size, simply check out our Watch Size Battery Guide. We do our best to keep up to date with different brands and models.
Whether it’s a watch battery cross-reference, a micro battery guide, or an automotive battery equivalent, these resources ensure that you can always find the correct battery replacement without compromising performance.
Below is a conversion chart, or cross reference guide for the most common watch battery types. Both regular (silver oxide and mercury) and lithium batteries too. Take your watch battery number, look it up on the chart to locate the conversion number.