The Seiko 1N01-0NK0 is a watch model based on the 1N01 movement.
Parts List
| 150A11JN02 | crystal |
| 6M40AVSNG1 | crown - crown (3h) |
| 6M40AVSNW1 | crown - crown (3h) |
| 0F150BA1S | case back gasket - case back gasket |
| EA0H1JX | band - metal band |
| EA0H1KX | band - metal band |
| EA0H1RX | band - metal band |
| 2BA050FMBNG | hand - minute hand |
| 3BA080F2BNG | hand - second hand |
| 1BX035F0BNG | hand - hour hand |
| 1BX035F0BNS | hand - hour hand |
| 1BX035F0BNZ | hand - hour hand |
| 2BA050FMBNS | others - minute hand |
| 3BA080F2BNS | others - second hand |
| 2BA050FMBNP | others - minute hand |
| 3BA080F2BNP | others - second hand |
| 81190055 | others - bracelet fixing pipe |
| 81607519 | others - bracelet fixing pin |
| 82821520 | others - case ring |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 1N010NK001C | others - case |
| 1N010NK002C | others - case |
| 1N010ZK4XG14 | others - dial |
| 1N010ZK4XS13 | others - dial |
| 1N010ZK4XS23 | others - dial |
| 1N019 | others - machine code |
Caliber 1N01
