The Seiko 1F20-6C50 is a watch model based on the 1F20 movement.
Parts List
| REEN02JU03 | crystal - crystal |
| REEN02JU02 | crystal - crystal |
| REEN02JU01 | crystal - crystal |
| 30M98NA1 | crown |
| 30M98MD1 | crown - crown |
| 30M98NS1 | crown - crown |
| 0E140NA1S | case back gasket - case back gasket |
| D0E7AZ | band - band |
| D0E7BZ | band - band |
| D0E7FZ | band - band |
| 1CG030L0BDC | others - hour hand |
| 2CG045L0BDC | others - minute hand |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 82824700 | others - case ring |
| 1F206C5025 | others - case |
| 1F206C50 | others - case back |
| 1F206C5025A | others - case |
| 1F206C502E | others - case |
| 1F202K60XG14 | others - dial |
| 1F202K60XG24 | others - dial |
| 1F202K60XN13 | others - dial |
| 1F205 | others - machine code |
| 0351807 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 2CG045L0BDA | others - minute hand |
| 1CG030L0BDA | others - hour hand |
Caliber 1F20
