Seiko 4303 Movement Details
Seiko caliber 4303 is an analog quartz watch movement. Production was in the 1970s.
| Sub-brands: | Joyful |
| Battery: | SR41SW / 384 (Silver oxide) |
| Accuracy: | ±20 seconds/month |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 32,768 Hz |
| Development division: | Daini (Kameido, Tokyo, Japan) |