Seiko 3423 Movement Details
Seiko caliber 3423 is an analog quartz watch movement. Production was in the 1980s.
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| Sub-brands: | Silverwave, Joyful |
| Battery: | SR726SW / 397 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Rate: | 32,768 Hz |
| Number of jewels: | 6 |
| Size / diameter: | 18.0mm |
| Height: | 3.6mm |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Notes: | Same as cal. 3421 and cal. 3422 but with a day and date display. |
| PDF guides: |
Technical guide
: 3421A & 3423A
Parts list : 3423A |
| Related movements: | 3421 3422 |
Part Codes
| Stem code: | 354545 |