The Seiko V401-5431 is a watch model based on the V401 movement.
Parts List
| BA1A51J20A | crystal - crystal |
| BA1A51J2 | crystal |
| 35MX7NN1 | crown - crown |
| 0F150BAA5 | case back gasket - case back gasket |
| 0F150BAA | case back gasket |
| 4015LB-LKG | band - link |
| 4015LB | band - band |
| 4015LB-BK4G | clasp - buckle |
| 2AF047A1BAA | others - minute hand |
| 1AF032A1BAA | others - hour hand |
| 2AA047A1BNG | others - minute hand |
| 1AA030A1BNG | others - hour hand |
| 3BA050F1BNG | others - second hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| V401543179A | others - case |
| 82819650 | others - case ring |
| V4015431 | others - case back |
| T070BS | others - push pin |
| V40110 | others - machine code |
| V4012111XG24 | others - dial |
| V4012111XS14 | others - dial |
| V4012121XS14 | others - dial |