The Seiko 1N01-0MS0 is a watch model based on the 1N01 movement.
Parts List
| 155A17JN02 | crystal - crystal (inorganic) |
| 6M30X5SNS0 | crown - crown (3h) |
| 0F150BA1S | case back gasket - case back gasket |
| EA041JM | band - metal band |
| 1BA035FMBNS | others - hour hand |
| 2BA055F0BNS | others - minute hand |
| 3BA075F1BNS | others - second hand |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 81190075 | others - bracelet fixing pipe |
| 82821520 | others - case ring |
| 81610279 | others - bracelet fixing pin |
| 1N010MS001C | others - case |
| 1N010YG4XL13 | others - dial |
| 1N010YG4XS13 | others - dial |
| 1N010YG4XZ13 | others - dial |
| 1N019 | others - machine code |
Caliber 1N01
