The Seiko Y150-5A20 is a watch model based on the Y150 movement.
Parts List
| 30E52NF1 | crown |
| 506MN | band - metal band |
| 506MN-BK3G | clasp - clasp |
| 04V04AFH | hand - hour hand |
| 04V04AFM | hand - minute hand |
| 0351807 | others - winding stem |
| 82728900 | others - case ring |
| T070BS | others - push pin |
| Y1500A00XB14 | others - dial |
| Y1500A00XG14 | others - dial |
| Y1505A202S | others - case |