The Seiko W626-4180 is a watch model based on the W626 movement.
Parts List
| K00P17L60A | crystal - crystal |
| 0F300BAD1 | case back gasket - case back gasket |
| 86640290 | crystal gasket - plastic gasket for crystal |
| 80710190 | pusher - button |
| WQ56AW | band - band |
| W6264180SLA | others - case |
| T160BS | others - push pin |
| AD006BA11 | others - crown and stem gasket |
| 81350760 | others - button spring (front) |
| 81351639 | others - button spring |
| 83200211 | others - button spring clip |
Other models with the same movement
| W626-4000 |
| W626-4010 |
| W626-4020 |
| W626-4030 |
| W626-4040 |
| W626-4050 |
| W626-4060 |
| W626-4070 |
| W626-4080 |
| W626-4090 |
| W626-4100 |
| W626-4110 |
| W626-4120 |
| W626-4130 |
| W626-4140 |
| W626-4150 |
| W626-4160 |
| W626-4170 |
| W626-4190 |
| W626-4200 |