The Seiko W671-4100 is a watch model based on the W671 movement.
Parts List
| SA0P33L30A | crystal - crystal |
| 0F300NEA1 | case back gasket - case back gasket |
| 86640370 | crystal gasket - plastic gasket for crystal |
| 80710715 | pusher - button |
| 80710695 | pusher - front button |
| 7BY0WZ | band - band |
| 7BX9WZ | band - band |
| 7BY1WZ | band - band |
| AD006BA11 | others - crown and stem gasket |
| 81350760 | others - button spring (front) |
| 81351999 | others - button spring |
| 81518099 | others - case back screw |
| 86510899 | others - conducting plate |
| 86510959 | others - conducting plate |
| T160BS | others - push pin |
| W67153 | others - machine code |
| W6714100SLC | others - case |
| W6714100SLA | others - case |
| W6714100SLB | others - case |
| 83200211 | others - button spring clip |
Other models with the same movement