The Seiko 1F20-5B60 is a watch model based on the 1F20 movement.
Parts List
| SAAW44JN01 | crystal |
| SAAW44JN | crystal |
| 30M98NA1 | crown |
| 0H1400B01 | case back gasket - case back gasket |
| DZ0041B0 | case back gasket |
| 0H1400B0 | case back gasket |
| M5078G | band - metal band |
| M5078G-BK3G | clasp - clasp |
| T060BS | others - push pin |
| 82812160 | others - case ring |
| 1F200C90XB14 | others - dial |
| 1F200C90XG14 | others - dial |
| 1F205B60 | others - case back |
| 1F205B6025 | others - case |
| 1F209 | others - machine code |
| 0351807 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 04Y14DGM | others - minute hand |
| 1CE030L4BDG | others - hour hand |
| 04Y12DGH | others - hour hand |
Caliber 1F20
