The Seiko Y151-5G40 is a watch model based on the Y151 movement.
Parts List
| K02A34LN03 | crystal - crystal |
| 6M30E5SNS0 | crown - crown |
| 0F150BA1S | case back gasket - case back gasket |
| F1L2JG | band - band |
| F1Z1JB | band - band |
| F1Z0JB | band - band |
| 3BA050F1BNS | others - second hand |
| 1BA030A5BNS | others - hour hand |
| 2BA045A5BNS | others - minute hand |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| Y1515G4003C | others - case |
| 81190875 | others - bracelet fixing pipe |
| 81606239 | others - bracelet fixing pin |
| Y1515G4001 | others - case |
| 3BA045F1BNS | others - second hand |