The Seiko 5856-8001 is a watch model based on the 5856 movement.
Parts List
| 300W73GA00 | crystal |
| 40M87N | crown |
| 0Z1370B01 | case back gasket |
| EJ0060B01 | others - crown gasket |
Other models with the same movement
| 5856-5000 |
| 5856-5010 |
| 5856-5020 |
| 5856-7010 |
| 5856-7020 |
| 5856-7030 |
| 5856-7040 |
| 5856-8000 |
| 5856-8010 |
| 5856-8020 |
| 5856-8021 |
| 5856-8030 |
| 5856-8050 |
| 5856-8060 |
| 5856-8070 |
| 5856-8080 |
| 5856-8090 |