The Seiko V401-1420 is a watch model based on the V401 movement.
Parts List
| 180A02J40A | crystal - crystal |
| 180A02J4 | crystal |
| 6M35B3NNG0 | crown - crown |
| 6M35B3NN | crown |
| 0F150BA1S | case back gasket - case back gasket |
| 0F150BA1 | case back gasket |
| 43L2LB | band - band |
| 43L2LB-LKG | band - link |
| 43L2LB-BK4G | clasp - buckle |
| 2AA065A1BNG | others - minute hand |
| 3BA075F1BNG | others - second hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| T070BS | others - push pin |
| V40110 | others - machine code |
| V4014021XS14 | others - dial |
| V4014031XG14 | others - dial |
| 82828270 | others - case ring |
| V401142079A | others - case |
| V4011420 | others - case back |
| 1AA050A1BNG | others - hour hand |
| 2AG075LABDG | others - minute hand |
| 1AG050LABDG | others - hour hand |