The Seiko 1N01-5D50 is a watch model based on the 1N01 movement.
Parts List
| RE4A46JN02 | crystal - crystal |
| 6M30D7SNS0 | crown - crown(5h) |
| 6M30D7SNG0 | crown - crown |
| 0F170BA1S | case back gasket - case back gasket |
| 3018BB-LK2 | band - link |
| 3019BB-LK2 | band - link |
| 3018AB | band - metal band |
| 3018BB | band - metal band |
| 3019AB | band - metal band |
| 3019BB | band - band |
| 2BG045LABDG | others - minute hand |
| 2BG045LABDS | others - minute hand |
| 3BA050F1BNG | others - second hand |
| 3BA050F1BNS | others - second hand |
| 2BE045L0BDG | others - minute hand |
| 2BE045L0BDS | others - minute hand |
| 1BG032L0BDS | others - hour hand |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 82834560 | others - case ring |
| 1N015D5001A | others - case |
| 1N015D50 | others - case back |
| 1N015D5002A | others - case |
| S130BS | others - push pin |
| 1N011K70XB14 | others - dial |
| 1N011K70XB23 | others - dial |
| 1N011K70XG14 | others - dial |
| 1N011K70XG24 | others - dial |
| 1N011K70XS14 | others - dial |
| 1N011K70XS23 | others - dial |
| 1N011K80XB14 | others - dial |
| 1N011K80XB23 | others - dial |
| 1N011K80XG14 | others - dial |
| 1N011K80XG24 | others - dial |
| 1N011K80XS14 | others - dial |
| 1N011K80XS23 | others - dial |
| 1N011K90XG14 | others - dial |
| 1N011K90XG24 | others - dial |
| 1N011K90XS14 | others - dial |
| 1N011K90XS23 | others - dial |
| 1N019 | others - machine code |
| 1BG032L0BDG | others - hour hand |
| 1BE032L2BDG | others - hour hand |
| 3BA045F1BNG | others - second hand |
| 3BA045F1BNS | others - second hand |
| 1BE032L2BDS | others - hour hand |
Caliber 1N01
