The Seiko W206-4120 is a watch model based on the W206 movement.
Parts List
| ET2N85AM01 | crystal |
| 010110B01 | case back gasket |
| 0A2235B01 | case back gasket |
| 80606610 | pusher |
| 80608610 | pusher - button |
| KL72D | band - band |
| A120BS | others - push pin (for lb) |
Other models with the same movement
| W206-4010 |
| W206-4020 |
| W206-4040 |
| W206-4070 |
| W206-4080 |
| W206-4090 |
| W206-4100 |
| W206-4110 |
| W206-4130 |
| W206-4140 |
| W206-4150 |
| W206-4160 |
| W206-4170 |
| W206-5000 |
| W206-5010 |
| W206-5020 |