Seiko 8123 Movement Details
Seiko caliber 8123 is an analog quartz watch movement. Production started around 1982.
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| Sub-brands: | Seiko 5, Chronos, SQ 100, SQ |
| Battery: | SR1120SW / 381 (Silver oxide) |
| Accuracy: | ±15 seconds/month |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 32,768 Hz |
| Number of jewels: | 5 |
| Size / diameter: | 25.6mm |
| Height: | 2.9mm |
| Screw codes: | 022247, 022248 |
| Development division: | Suwa (Nagano) |
| Notes: | The same as cal. 8122 but with day display (as well as date). Has a battery life indicator function. |
| PDF guides: | Technical guide : 8122A & 8123A |
| Related movements: | 8121 8122 |