Seiko 2K03 Movement Details
Seiko caliber 2K03 is an analog quartz watch movement. Production was in the 1980s.
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| Battery: | SR621SW / 364 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Number of jewels: | 1 |
| Size / diameter: | 18.1mm |
| Height: | 2.5mm |
| Development division: | Daini (Kameido, Tokyo, Japan) |
| Notes: | Has a small seconds sub-dial. |
| PDF guides: | Technical guide : 2K02A & 2K03A |
| Related movements: | 2K00 2K01 2K02 2K22 2K23 |
Part Codes
| Stem code: | 351291 (tap 13) |
| Screw codes: | 012315, 016102, 016103, 016104, 016703 |