Seiko 8223 Movement Details
Seiko caliber 8223 is an analog quartz watch movement. Production was in the 1980s.
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| Sub-brands: | Type II, SQ |
| Battery: | SR936SW / 394 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Hacking? | Yes |
| Number of jewels: | 4 |
| Size / diameter: | 24.0mm |
| Height: | 3.8mm |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Notes: | The same as cal. 8222 but with day display (as well as date). |
| PDF guides: | Technical guide : 8222A, 8223A & 8229A |
| Related movements: | 8221 8222 |
Part Codes
| Stem code: | 354825 (tap 10), 354866 (tap 11) |
| Screw codes: | 022256, 022744 |