The Seiko Y150-5B30 is a watch model based on the Y150 movement.
Parts List
| RECN88LM01 | crystal |
| RECN88LM02 | crystal |
| RECN88LM03 | crystal |
| 30M68NF1 | crown |
| 0H1700B01 | case back gasket - bezel gasket |
| 525ZZK | band |
| 507AMK | band |
| 0351807 | others - winding stem |
| 81605382 | others - endpiece screw |
| DZ0041B01 | others - crown and stem gasket |
| 05V02DAM | others - minute hand |
| 05V02DAH | others - hour hand |