The Seiko Y150-5E20 is a watch model based on the Y150 movement.
Parts List
| ES1A66LB0B | crystal |
| ES1A66LB0A | crystal |
| 30M56NF1 | crown - crown |
| 0A1900B01 | case back gasket - gasket |
| 0A1900N01 | case back gasket - case back gasket |
| 572ACY-LKG | band - link |
| 572ACY | band |
| 572ACL-LKG | band - link |
| 572ACL | band |
| 572ACL-BK4G | clasp - clasp |
| 572ACY-BK4G | clasp - clasp |
| 82736980 | others - case ring |
| Y1500M58XB14 | others - dial |
| Y1500M58XS14 | others - dial |
| Y1501 | others - machine code |
| Y1505E2079 | others - case |
| Y1505E20WG | others - case |
| 81180249 | others - bracelet fixing pipe |
| 81611339 | others - bracelet fixing pin |
| 0351807 | others - winding stem |
| EZ0035B01 | others - crown and stem gasket |
| 2CE047L0BDG | others - minute hand |
| 04Y09DGM | others - minute hand |
| 1CE030L2BDG | others - hour hand |
| 04V02DGH | others - hour hand |