The Seiko 1N01-0K80 is a watch model based on the 1N01 movement.
Parts List
| 200A02JN02 | crystal - crystal |
| 6M30B5SNW0 | crown - crown |
| 0F180BA1S | case back gasket - case back gasket |
| 4887JB | band - band |
| 1AA055LHBNS | others - hour hand |
| 2BA080L0BDS | others - minute hand |
| 3BA090F1BNS | others - second hand |
| A120BS | others - push pin (for lb) |
| 1N011T28XL13 | others - dial |
| 1N014 | others - machine code |
| DZ0040B01 | others - crown and stem gasket |
| 0351807 | others - winding stem |
| 1N010K8001D | others - case |
| 82842600 | others - case ring |
| 1N010K80 | others - case back |
Caliber 1N01
