Owner manual / English
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Casio 04-503 Manual — Module 4
One owner's manual PDF for the Casio module 4 in English. Casio fitted it in the 04-503. Casio's spec sheet lists one 386, with 24 months of battery life and accuracy within ±12 seconds a month.
Module specs
Battery: 386 (silver-oxide)
Rated battery life: 24 months
Rated accuracy: ±12 sec/month
Open Casio battery finderOwner manuals
Watch models using this module
| Model | Released |
|---|---|
| 04-503 | 1975 |
