The Seiko 8305-0020 is a watch model based on the 8305 movement.
Parts List
| 35M08NS | crown |
| 35M08NG | crown |
Other models with the same movement
| 8305-0029 |
| 8305-0030 |
| 8305-0990 |
| 8305-1000 |
| 8305-1010 |
| 8305-1990 |
| 8305-5000 |
| 8305-8010 |
| 8305-8020 |
| 8305-8030 |
| 8305-8031 |
| 8305-8040 |
| 8305-8041 |
| 8305-8050 |
| 8305-8051 |
| 8305-8060 |
| 8305-9000 |
| 8305-9010 |