The Seiko 1N00-1H90 is a watch model based on the 1N00 movement.
Parts List
| 190A02JN02 | crystal - crystal (inorganic) |
| 6M30D5SNG0 | crown - crown |
| 0F180BA1S | case back gasket - case back gasket |
| 30Q8KG | band - band |
| 30Q8LG | band - band |
| 32E3KG | band - band |
| 30Q8YG | band - band |
| 30Q8KG-LK3 | band - link |
| 30Q8LG-LK3 | band - link |
| 30Q8YG-LK | band - link |
| 32E3KG-LK | band - link |
| 32E3LG-LK | band - link |
| 32E4KG-LK | band - link |
| 32E4KG | band - band |
| 32E3LG | band - band |
| 32E4KG-BK | clasp - buckle |
| 32E3LG-BK | clasp - buckle |
| 2CC080A0BAA | others - minute hand |
| 1CC055A0BAA | others - hour hand |
| 1CH055A0BAA | others - hour hand |
| 1CA060A1BNG | others - hour hand |
| 2CA082A1BDG | others - minute hand |
| 2CH080A0BAA | others - minute hand |
| 1N001H9002D | others - case |
| 1N000EP8XS14 | others - dial |
| 1N000ER8XS19 | others - dial |
| 1N005P08XS19 | others - dial |
| 1N005P18XG14 | others - dial |
| 1N005P18XS14 | others - dial |
| 1N005P28XS19 | others - dial |
| 1N009 | others - machine code |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 81180249 | others - bracelet fixing pipe |
| 82830180 | others - case ring |
| 81611339 | others - bracelet fixing pin |
| 1N001H9001 | others - case |
| 1N001H90 | others - case back |
| 1N001H9001B | others - case |
| 1N001H9003D | others - case |
| 2CB080A2BNG | others - minute hand |
| 1CB055A2BNG | others - hour hand |
Caliber 1N00
