The Seiko Y150-5J90 is a watch model based on the Y150 movement.
Parts List
| BA1A40JR02 | crystal - crystal |
| 6M35B7SNW1 | crown - crown |
| 6M35B7SNG0 | crown - crown |
| 0F150NA1S | case back gasket - case back gasket |
| F0P5AQ | band - band |
| F0P5GQ | band - band |
| 2CH047A0BNG | others - minute hand |
| 2CH047A0BNS | others - minute hand |
| 1CH032A0BNG | others - hour hand |
| 1CH032A0BNS | others - hour hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351807 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 81190155 | others - bracelet fixing pipe |
| Y1505J907E | others - case |
| 82739400 | others - case ring |
| Y1505J907S | others - case |