The Seiko H239-5040 is a watch model based on the H239 movement.
Parts List
| ES1W61HN00 | crystal |
| 45E13NS1 | crown |
| EB0100B0A | case back gasket - button gasket |
| FH3180B01 | case back gasket - case back gasket |
Other models with the same movement
| H239-500A |
| H239-500B |
| H239-500C |
| H239-5010 |
| H239-5020 |
| H239-502A |
| H239-502B |
| H239-5030 |
| H239-5050 |
| H239-505A |
| H239-5060 |
| H239-5070 |
| H239-5080 |