The Seiko 1N01-0HB0 is a watch model based on the 1N01 movement.
Parts List
| 200A02JN03 | crystal - crystal (inorganic) |
| 6M30E5SNG6 | crown - crown (3h) |
| 6M30E5SNS0 | crown - crown |
| 0F180BA1S | case back gasket - case back gasket |
| F2E4JB | band - band |
| F2E5JZ | band - band |
| FH00KB | band - band |
| FG99JB | band - band |
| FH01JB | band - leather band |
| A120BS | others - push pin (for lb) |
| 1N010HB003C | others - case |
| 1N010HB002C | others - case |
| 1N010HB001C | others - case |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
Caliber 1N01
