The Seiko V401-5660 is a watch model based on the V401 movement.
Parts List
| BA1A55J20A | crystal - crystal |
| BA1A55J2 | crystal |
| 6M30B5NNG0 | crown - crown |
| 6M30B5NN | crown |
| 0F160BA1 | case back gasket |
| 0F160BA1S | case back gasket - case back gasket |
| 43V9LB | band - band |
| 43W0LB | band - band |
| 43W1LB | band - band |
| 4548LB | band - band |
| 4H21JB | band - band |
| 43V9CB | band - band |
| 43V9CB-LK2 | band - link |
| 43V9LB-LKG | band - link |
| 43W0LB-LKG | band - link |
| 43W1LB-LKG | band - link |
| 4548LB-LK2 | band - link |
| 43V9CB-BKI | clasp - buckle |
| 43V9CB-PB2 | clasp - parts for buckle |
| 4H21JB-PB1 | clasp - parts for buckle |
| 4548LB-PB1 | clasp - parts for buckle |
| 43V9LB-BK4G | clasp - buckle |
| 43W0LB-BK4G | clasp - buckle |
| 43W1LB-BK4G | clasp - buckle |
| 2AA047A1BNG | others - minute hand |
| 1AC032A1BNG | others - hour hand |
| 2AC045A1BNG | others - minute hand |
| 2AG045LABNG | others - minute hand |
| 3BA075F1BNG | others - second hand |
| 3BA050F1BNG | others - second hand |
| 1AA027A3BAA | others - hour hand |
| 2AA040A3BAA | others - minute hand |
| 1AG032LABNG | others - hour hand |
| 2AG050LABNG | others - minute hand |
| 1AA032A1BNG | others - hour hand |
| A110BS | others - push pin (for mb) |
| V401566079B | others - case |
| 82818750 | others - case ring |
| V401566079A | others - case |
| V4015660 | others - case back |
| 0351155 | others - winding stem |
| V40110 | others - machine code |
| V4014351XG14 | others - dial |
| V4014351XS14 | others - dial |
| V4014361XL14 | others - dial |
| V4014361XN14 | others - dial |
| V4014361XS14 | others - dial |
| V4014391XG14 | others - dial |
| V4014391XS14 | others - dial |
| V4016171XE14 | others - dial |
| V4016171XG14 | others - dial |
| V4016320XS14 | others - dial |
| V4016330XL14 | others - dial |
| V4016411XS14 | others - dial |
| DZ0040B01 | others - crown and stem gasket |
| 2AC045A1BAA | others - minute hand |
| 1AC032A1BAA | others - hour hand |