The Seiko V401-6020 is a watch model based on the V401 movement.
Parts List
| RE4A25LN03 | crystal - crystal |
| 6M35C5NMG0 | crown - crown |
| 0H1900B01 | case back gasket - case back gasket |
| 7BN2YZ | band - leather band |
| 70V0KZ | band - band |
| 3BA075F1BNG | others - second hand |
| 2AE060LABNG | others - minute hand |
| 1AE040LABNG | others - hour hand |
| DZ0040B01 | others - crown and stem gasket |
| E110CS | others - push pin |
| V40110 | others - machine code |
| V4015640XS14 | others - dial |
| 0351155 | others - winding stem |
| D1601139 | others - bracelet fixing pin |
| V40160202SA | others - case |
| 82836990 | others - case ring |