The Seiko 1N00-0G89 is a watch model based on the 1N00 movement.
Parts List
| 210N08GN00 | crystal - crystal |
| 25M04NA1 | crown - crown |
| 0E190NA1S | case back gasket - case back gasket |
| 0E190NA1 | case back gasket |
| A130AS | others - push pin (for lb) |
| 1N000G89 | others - case back |
| 1N000G8926 | others - case |
| 1N003B30XG14 | others - dial |
| 1N009 | others - machine code |
| 82823020 | others - case ring |
| 0351807 | others - winding stem |
| 2CG085L0BDG | others - minute hand |
| 08Y27DGM | others - minute hand |
| DZ0041B01 | others - crown and stem gasket |
| 1CG057L0BDG | others - hour hand |
| 08Y27DGH | others - hour hand |
Caliber 1N00
