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Seiko Watch Battery (MT920) 3023 5MZ / 3023 5MY for Seiko 5M22, 5M23, 5M25, 5M42, 5M43, 5M45 Modules.

The 3023 5MZ or 3023 5MY watch battery/capacitor is a version of the Panasonic MT920 cell with tags as shown. This capacitor replaces the Seiko 3023.24T and is used in the Seiko 5M22, 5M23, 5M25, 5M42, 5M43, 5M45 modules and in other Seiko watches with the following watch movement calibres:

The watch movement calibre number is inscribed on the back of the watch as shown here.

If you cannot find the calibre number on your watch, or cannot find the capacitor you require please call us on 01793 497776 or use our Contact Us form to let us know and we will assist you.