The Seiko 7902-5040 is a watch model based on the 7902 movement.
Parts List
| SA2N06GM01 | crystal |
| 35M44NS1 | crown |
| 35M44NA1 | crown |
Other models with the same movement
| 7902-0010 |
| 7902-0020 |
| 7902-0030 |
| 7902-0040 |
| 7902-0050 |
| 7902-5000 |
| 7902-5010 |
| 7902-5020 |
| 7902-5030 |
| 7902-5050 |
| 7902-5060 |