The Seiko 6118-8020 is a watch model based on the 6118 movement.
Parts List
| 310W28GN | crystal |
| EZ2890N | case back gasket |
| DJ0060B | others - crown gasket |
Caliber 6118
Other models with the same movement
| 6118-7000 |
| 6118-7010 |
| 6118-8000 |
| 6118-8010 |
| 6118-8019 |
| 6118-8040 |