The Seiko 1N01-0JY0 is a watch model based on the 1N01 movement.
Parts List
| RE0AM8JN02 | crystal - crystal (inorganic) |
| 6M30D5SNG3 | crown - crown (3h) |
| 0F160BA1S | case back gasket - case back gasket |
| LOCAL | band - band |
| 3BA050F1BNG | others - second hand |
| 1BG030L0BDG | others - hour hand |
| 2BG045LABDG | others - minute hand |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 82833580 | others - case ring |
| 1N010JY001B | others - case |
| 1N010JY0 | others - case back |
| 1N010JY002B | others - case |
| 1N010RZ8XS14 | others - dial |
| 1N010RZ8XS24 | others - dial |
| 1N019 | others - machine code |
| T060AS | others - push pin |
Caliber 1N01
