Seiko 7321 Movement Details
Seiko caliber 7321 is an analog quartz watch movement.
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| Battery: | SR616SW / 321 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | No |
| GMT / world time? | No |
| Chronograph? | No |
| Number of jewels: | 5 |
| Size / diameter: | 15.1mm |
| Height: | 1.8mm |
| Development division: | Suwa (Nagano Prefecture, Japan) |
| Notes: | The same as cal. 7320 but with a seconds hand. Has a battery life indicator function. |
| PDF guides: | Technical guide : 7320A & 7321A |
| Related movements: | 7320 7371 |
Part Codes
| Stem code: | 354735, 354736 |
| Screw codes: | 022411, 022413 |