The Seiko W810-4040 is a watch model based on the W810 movement.
Parts List
| 0F340BAA1 | case back gasket - case back gasket |
| 80637670 | pusher |
| AD006BAA1 | pusher - button gasket |
| 80637675 | pusher |
| 80637676 | pusher |
| FB03EB | band - leather band |
| FB04EB | band - leather band |
| FB05EB | band - leather band |
| A200BS | others - push pin |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| 81518099 | others - case back screw |
Other models with the same movement
| W810-0010 |
| W810-4000 |
| W810-4010 |
| W810-4020 |
| W810-4030 |