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Casio RGW-20 Manual — Module 918
One owner's manual PDF for the Casio module 918 in English. Casio fitted it in the RGW-20. Casio's spec sheet lists one CR2016, with 3 years of battery life and accuracy within ±15 seconds a month; the module first shipped in Jun 1990.
Module specs
Battery: CR2016 (lithium)
Rated battery life: 3 years
Rated accuracy: ±15 sec/month
Casio service manual ref: S/M-330
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Watch models using this module
| Model | Released |
|---|---|
| RGW-20 | 1990 |
| RGW-20- AKA [Radial Graph] | 1990 |
