The Seiko 1F20-1C10 is a watch model based on the 1F20 movement.
Parts List
| 190P01SN02 | crystal - crystal |
| 25M44NA4 | crown |
| 0F170NA1S | case back gasket - case back gasket |
| 86570340 | crystal gasket |
| DB29BB | band - band |
| DB31BB | band - band |
| 89920155 | band - other |
| 1CA055A1BNG | others - hour hand |
| 1CD060A0BNG | others - hour hand |
| 2CA080A0BDG | others - minute hand |
| 2CC080A0BDG | others - minute hand |
| 82822260 | others - case ring |
| 0351807 | others - winding stem |
| A120AS | others - push pin |
| 1F201C1093 | others - case |
| 1F202L10XS14 | others - dial |
| 1F202L20XS14 | others - dial |
| 1F205 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
Caliber 1F20
