The Seiko 1F20-6C30 is a watch model based on the 1F20 movement.
Parts List
| ES0A40JZ0A | crystal |
| 35M1TNA1 | crown |
| 0E160BA1S | case back gasket - case back gasket |
| D0E6CZ | band - band |
| 2CH050A0BNG | others - minute hand |
| 1CH032A0BNG | others - hour hand |
| 0351807 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 1F206C302H | others - case |
| 82836500 | others - case ring |
| 1F206C30 | others - case back |
| 1F202K50XS24 | others - dial |
| 1F205 | others - machine code |
| DZ0041B01 | others - crown and stem gasket |
Caliber 1F20
