Seiko 2P21 Movement Details
Seiko caliber 2P21 is an analog quartz watch movement.
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| Sub-brands: | Creo |
| Battery: | SR521SW / 379 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Number of jewels: | 3 |
| Size / diameter: | 15.0mm |
| Height: | 2.2mm |
| Development division: | Daini (Kameido, Tokyo, Japan) |
| Notes: | Has a battery life indicator function. |
| PDF guides: | Technical guide : 2P21A |
| Related movements: | 2P20 2Y00 2Y01 |
Part Codes
| Stem code: | 351236, 351238 |
| Screw codes: | 012316, 022411 |