The Seiko 1N00-0C90 is a watch model based on the 1N00 movement.
Parts List
| 215N08JM01 | crystal - crystal |
| 215N08JM | crystal |
| 30M98NA1 | crown |
| 0H2001B03 | case back gasket |
| 0H2001B0 | case back gasket |
| BJA59Y | band - band |
| 1CE047L0BDG | others - hour hand |
| 2CE070L0BDG | others - minute hand |
| A130AS | others - push pin (for lb) |
| 1N001A68XB15 | others - dial |
| 1N009 | others - machine code |
| 1N000C90HGZ | others - case |
| 82821480 | others - case ring |
| 1N000C90 | others - case back |
| 0351807 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 215N08JM01 | crystal - crystal |
| 215N08JM | crystal |
| 30M98NA1 | crown |
| 0H2001B03 | case back gasket |
| 0H2001B0 | case back gasket |
| BJA59Y | band - band |
| 1CE047L0BDG | others - hour hand |
| 2CE070L0BDG | others - minute hand |
| A130AS | others - push pin (for lb) |
| 1N001A68XB15 | others - dial |
| 1N009 | others - machine code |
| 1N000C90HGZ | others - case |
| 82821480 | others - case ring |
| 1N000C90 | others - case back |
| 0351807 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1N00
