The Seiko V401-0840 is a watch model based on the V401 movement.
Parts List
| 150A02LN03 | crystal - crystal (inorganic) |
| 6M30Z3NNGA | crown - crown |
| 0F140BAA3 | case back gasket - case back gasket |
| DZ82D | band - leather band |
| DZ83D | band - leather band |
| 3BA075F1BNG | others - second hand |
| DZ0040B01 | others - crown and stem gasket |
| T080AS | others - push pin |
| 0351155 | others - winding stem |
| 1AF040LABNG | others - hour hand |
| 2AF060LABNG | others - minute hand |