The Seiko 1F20-6E10 is a watch model based on the 1F20 movement.
Parts List
| RE1A82SC0C | crystal - crystal |
| RE1A82SC0D | crystal - crystal |
| 35MM0TJ1 | crown - crown |
| 0F250NA1S | case back gasket |
| CA38AW | band - band |
| 1CA040F0BCK | others - hour hand |
| 1CA040F0BCL | others - hour hand |
| 2CA070F0BCK | others - minute hand |
| 2CA070F0BCL | others - minute hand |
| 0351807 | others - winding stem |
| 1F206E1079 | others - case |
| 81181839 | others - bracelet fixing pipe |
| 82837680 | others - case ring |
| 81607059 | others - bracelet fixing pin |
| 1F206E10 | others - case back |
| 1F206E107H | others - case |
| 1F202M90XB13 | others - dial |
| 1F202M90XB24 | others - dial |
| 1F205 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |
Caliber 1F20
