The Seiko H448-5040 is a watch model based on the H448 movement.
Parts List
| SABN31HE10 | crystal |
| SABN31HE40 | crystal |
| 35NH9NS1 | crown |
| 35NH9NA1 | crown |
| 0H3000B02 | crystal gasket - case back gasket |
| 80605479 | pusher |
| EG0060B01 | others - button gasket |
The Seiko H448-5040 is a watch model based on the H448 movement.
| SABN31HE10 | crystal |
| SABN31HE40 | crystal |
| 35NH9NS1 | crown |
| 35NH9NA1 | crown |
| 0H3000B02 | crystal gasket - case back gasket |
| 80605479 | pusher |
| EG0060B01 | others - button gasket |