The Seiko 1N00-0E20 is a watch model based on the 1N00 movement.
Parts List
| 140N16GN00 | crystal |
| 140N16GN | crystal |
| 30M98NA1 | crown |
| 0H1500B01 | case back gasket - case back gasket |
| 0H1500B0 | case back gasket |
| B5658G-LKG | band - link |
| B5658G | band |
| B5658K-LKG | band - link |
| B5658K | band |
| B5658K-BK4G | clasp - clasp |
| B5658G-BK4G | clasp - clasp |
| 0351807 | others - winding stem |
| 81180229 | others - bracelet fixing pipe |
| 81604259 | others - bracelet fixing pin |
| 82821520 | others - case ring |
| 81603989 | others - bracelet fixing pin |
| 1N000E20 | others - case back |
| 1N000E2025 | others - case |
| 1N000E2025Z | others - case |
| 1N001C70XB14 | others - dial |
| 1N001C70XG14 | others - dial |
| 1N001C78XB14 | others - dial |
| 1N001C78XG14 | others - dial |
| 1N001C80XS19 | others - dial |
| 1N001C88XS19 | others - dial |
| 1N009 | others - machine code |
| 2CE055L0BDG | others - minute hand |
| DZ0041B01 | others - crown and stem gasket |
| 2CC055A0BAA | others - minute hand |
| 05Y15AGM | others - minute hand |
| 05Y10DGM | others - minute hand |
| 1CC040A0BAA | others - hour hand |
| 1CE040L0BDG | others - hour hand |
| 06Y51DGH | others - hour hand |
Caliber 1N00
