The Seiko 1N00-0E90 is a watch model based on the 1N00 movement.
Parts List
| 185W14JM01 | crystal |
| BLACK | crystal |
| 30MA2NA1 | crown - crown |
| 0A1800B01 | case back gasket |
| EZ0035B0 | case back gasket |
| B5683J-LKS | band - link |
| B5683J | band |
| B5683J-BK4S | clasp - clasp |
| 0351807 | others - winding stem |
| 81180229 | others - bracelet fixing pipe |
| 81604259 | others - bracelet fixing pin |
| 82830180 | others - case ring |
| 1N000E90 | others - case back |
| 1N000E9079Z | others - case |
| 1N001J98XS24 | others - dial |
| 1N009 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
| 2CA075A0BNG | others - minute hand |
| 1CB050A0BNG | others - hour hand |
Caliber 1N00
