The Seiko 1N00-5J90 is a watch model based on the 1N00 movement.
Parts List
| ESHN48JM01 | crystal |
| ESHN48JM | crystal |
| 30M98NA1 | crown |
| 30M98NB1 | crown |
| 0H2200N01 | case back gasket - rotating bezel gasket |
| 0H2200N0 | case back gasket |
| B5429C | band |
| B5429C-LKG | band - link |
| B5429M-LKG | band - link |
| B5429M | band |
| B5429M-BK4G | clasp - clasp |
| B5429C-BK4G | clasp - clasp |
| 82832960 | others - case ring |
| 1N002J20XG14 | others - dial |
| 1N005J90 | others - case back |
| 1N005J90HE | others - case |
| 1N005J90HEA | others - case |
| 1N009 | others - machine code |
| A150AS | others - push pin |
| 0351807 | others - winding stem |
| 2CA070F0BAD | others - minute hand |
| DZ0041B01 | others - crown and stem gasket |
| 1CA047F0BAD | others - hour hand |
Caliber 1N00
