The Seiko W671-4120 is a watch model based on the W671 movement.
Parts List
| FDL9AZ | band - band |
| W6714120SLA | others - case |
| T160BS | others - push pin |
Other models with the same movement
| W671-4000 |
| W671-4010 |
| W671-4030 |
| W671-4040 |
| W671-4050 |
| W671-4060 |
| W671-4090 |
| W671-4100 |
| W671-4130 |
| W671-4140 |
| W671-4150 |
| W671-4160 |
| W671-4170 |
| W671-4180 |
| W671-4190 |
| W671-4210 |