The Seiko 1N00-6R40 is a watch model based on the 1N00 movement.
Parts List
| SA3A17JN02 | crystal - crystal |
| 25M18EE1 | crown - crown |
| 0F160BA1S | case back gasket - case back gasket |
| WW60BW | band - band |
| 1CH035A1BNG | others - hour hand |
| 2CH050A1BNG | others - minute hand |
| EZ0035B0D | others - crown and stem gasket |
| 82845490 | others - case ring |
| 1N006R4001A | others - case |
| 1N005K90XG1Z | others - dial |
| 1N009 | others - machine code |
| A120AS | others - push pin |
| 0351807 | others - winding stem |
Caliber 1N00
