Seiko 1220 Movement Details
Seiko caliber 1220 is an analog quartz watch movement. Production was in the 1980s.
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| Sub-brands: | Arc |
| Battery: | SR616SW / 321 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 32,768 Hz |
| Development division: | Daini (Kameido, Tokyo, Japan) |
| Notes: | Used in ladies watches. The same as cal. 1221 but without a seconds hand. |
| Related movements: | 1221 1230 1270 |