CERTINA PRECIDRIVE quartz moon phase watch has the following characteristics: waterproof, shockproof, wear-resistant sapphire mirror, reinforced back cover.
This user manual is for the Certina PRECIDRIVE quartz watch equipped with the F05.441 movement. It details the operation of the crown, including how to set the time, date, and moon phase display, and explains the DS (Double Security) technology features such as shock resistance and water resistance up to 10, 20, or 30 bar depending on the model. This manual is written in Chinese.
| Movement | F05.441 |
|---|---|
| Annual Accuracy | +/-10 seconds |
| Battery Type | SR 920 SW |
| Battery Voltage | 1.55 V |
| Battery Life | 2 years |
Pull the crown to position II, turn it backward to set the phase, and push it back to position I.
The second hand will jump once every 4 seconds, indicating the battery life is about to expire.
It is recommended to have the watch inspected every 3 to 4 years by an authorized service center.