The Seiko 1N00-6C80 is a watch model based on the 1N00 movement.
Parts List
| K00A24JZ0A | crystal - crystal |
| K00A24JZ | crystal |
| 30MF8NA1 | crown - crown |
| 0E170NA1S | case back gasket - case back gasket |
| 0E170NA1 | case back gasket |
| 4175LZ-LKG | band - link |
| 4175LZ | band - band |
| 4175LZ-BK4S | clasp - buckle |
| 4175LZ-PB1 | clasp - parts for buckle |
| 2CE060L0BDG | others - minute hand |
| 0351807 | others - winding stem |
| 81190055 | others - bracelet fixing pipe |
| 81604219 | others - bracelet fixing pin |
| 1N006C8029Z | others - case |
| 82835580 | others - case ring |
| 1N006C80 | others - case back |
| 1N004E38XL14 | others - dial |
| 1N009 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
| 06Y05DGM | others - minute hand |
| 1CE040L0BDG | others - hour hand |
| 06Y51DGH | others - hour hand |
Caliber 1N00
