The Seiko V421-0030 is a watch model based on the V421 movement.
Parts List
| 305A05A20A | crystal |
| 305A05A20B | crystal |
| 305A05A20C | crystal |
| 35MT9NN1 | crown - crown |
| 0H3100B01 | case back gasket |
| 80639451 | pusher |
| 040ZFK | band |
| 042ZFK | band - leather band |
| 041ZFK | band |
| A180BS | others - push pin |
| 0354118 | others - winding stem |
| 0D005BA13 | others - crown and stem gasket |
| EG0060B01 | others - button gasket |
| 83200273 | others - button spring clip |
| 09T07DGM | others - minute hand |
| 10P29NGH | others - hour hand |
| 2BH095A1BDG | others - minute hand |
| 08SC83TB | others - second hand |
| 08SC85T1 | others - second hand |
| 2AA100A1BDG | others - minute hand |
| 10P07DGM | others - minute hand |
| 11P15NGH | others - hour hand |
Other models with the same movement