The Seiko S120-4010 is a watch model based on the S120 movement.
Parts List
| 442W02LM02 | crystal |
| 0K550BAA2 | case back gasket - case back gasket |
| 86581280 | crystal gasket - plastic gasket for crystal |
| EC0060B01 | pusher - pusher gasket |
| 80602403 | pusher - button (12h) |
| 80602423 | pusher - button (2h) |
| 80602463 | pusher - button (4h) |
| AN18A | band - band |
| 81503409 | others - case back screw |
| S1201 | others - machine code |
| S1204010 | others - case back |
| S1204010N0 | others - case |
| AE010BA12 | others - button gasket |
| 81350669 | others - button spring |
| 81350780 | others - button spring (front) |
| 81400683 | others - button spring clip |
| 81400803 | others - button spring clip |
Other models with the same movement