The Seiko 4N01-0309 is a watch model based on the 4N01 movement.
Parts List
| 180A02JN02 | crystal - crystal |
| 170A02JN02 | crystal - crystal |
| 32M61NN1 | crown |
| 0F150BAA5 | case back gasket - case back gasket |
| 0F150BAA | case back gasket |
| 3BA075F1BNG | others - second hand |
| 1BF047L0BCA | others - hour hand |
| 2BF070L0BCA | others - minute hand |
| A100BS | others - push pin (for mb) |
| 4N01030975 | others - case |
| 4N010591XS19 | others - dial |
| 4N0161 | others - machine code |
| DZ0040B01 | others - crown and stem gasket |
| 0351155 | others - winding stem |
| 82851170 | others - case ring |
| 4N010300 | others - case back |