Seiko 8306 Movement Details
Seiko caliber 8306 is an automatic (with hand winding) watch movement produced from around 1965.
| Sub-brands: | Business-A, Weekdater, Seikomatic-R, Sea Lion, Seikomatic |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Rate: | 18,000 bph |
| Number of jewels: | 30 |
| Size / diameter: | 28.6mm |
| Height: | 4.8mm |
| Development division: | Suwa (Nagano) |
| Notes: | The same as cal. 8305 but with day display (as well as date). |
| Related movements: | 830 8305 8346 840 |
Articles
- Seiko 8306-8020 [thewatchbloke.co.uk]
- The Seiko Calibre 8306A [thewatchspotblog.com]