The Seiko F221-5010 is a watch model based on the F221 movement.
Parts List
| ES5N35HN00 | crystal |
| 0H2400B01 | case back gasket - case back gasket |
| 80602619 | pusher |
| 80602639 | pusher |
| EG0060B01 | others - button gasket |
Other models with the same movement
| F221-4000 |
| F221-4010 |
| F221-4020 |
| F221-4030 |
| F221-5000 |