The Seiko 1N00-0H80 is a watch model based on the 1N00 movement.
Parts List
| 215N08JN01 | crystal |
| 30M98NA1 | crown |
| 30M98NB1 | crown |
| 0E200NA1S | case back gasket - case back gasket |
| 0H2001N01 | case back gasket |
| WJJ46G | band |
| WJJ46K | band - leather band |
| WJJ44B | band |
| WJJ44K | band |
| 2CC085A0BAA | others - minute hand |
| A130AS | others - push pin (for lb) |
| 1N000H80 | others - case back |
| 1N000H8025 | others - case |
| 1N000H8025Y | others - case |
| 1N000H8025Z | others - case |
| 1N002K68XS19 | others - dial |
| 1N002K70XS19 | others - dial |
| 1N002K78XS19 | others - dial |
| 1N009 | others - machine code |
| 0351807 | others - winding stem |
| 82821480 | others - case ring |
| 2CD090A6BAA | others - minute hand |
| DZ0041B01 | others - crown and stem gasket |
| 1CD060A6BAA | others - hour hand |
| 1CD060A2BAA | others - hour hand |
Caliber 1N00
