The Seiko 4N00-020H is a watch model based on the 4N00 movement.
Parts List
| 160A02JN02 | crystal - crystal (inorganic) |
| 160A02JN | crystal |
| 6M25Z1NNGB | crown |
| 6M25Z1NN | crown |
| 0F140BAA | case back gasket |
| 0F140BAA3 | case back gasket - case back gasket |
| 06Y13DGH | others - hour hand |
| 06Y13DGM | others - minute hand |
| 0351156 | others - winding stem |
| 82833415 | others - case ring |
| 4N000209 | others - case back |
| 4N00020H76B | others - case |
| 4N001050XB14 | others - dial |
| 4N001050XG14 | others - dial |
| 4N0061 | others - machine code |
| A110AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |