The Seiko Y150-5M40 is a watch model based on the Y150 movement.
Parts List
| BA1A80JR02 | crystal - crystal |
| 6M35B2SNW1 | crown - crown |
| 0F170BA1S | case back gasket - case back gasket |
| X036JZ | band - band |
| X033JZ | band - metal band |
| X034JZ | band - band |
| X035JZ | band - metal band |
| 1CA040A1BNS | others - hour hand |
| 2CA057A1BNS | others - minute hand |
| 0351807 | others - winding stem |
| 81190055 | others - bracelet fixing pipe |
| 81607079 | others - bracelet fixing pin |
| 82805360 | others - case ring |
| Y1505M4079 | others - case |
| Y1501 | others - machine code |
| Y1501M88XB13 | others - dial |
| Y1501M88XL13 | others - dial |
| Y1501M98XA13 | others - dial |
| Y1501M98XA23 | others - dial |
| EZ0035B01 | others - crown and stem gasket |