The Seiko Y150-5C40 is a watch model based on the Y150 movement.
Parts List
| K00A60LN03 | crystal - crystal |
| 25M18NV1 | crown - crown |
| 25M18NF1 | crown |
| 0H1400B01 | case back gasket - case back gasket |
| HZ85A | band - metal band |
| HZ86A | band - metal band |
| 81182699 | others - bracelet fixing pipe |
| 81609399 | others - bracelet fixing pin |
| 0351807 | others - winding stem |
| EZ0035B01 | others - crown and stem gasket |
| 2CF045L0BDG | others - minute hand |
| 1CF030LMBDG | others - hour hand |