The Seiko 1F20-0010 is a watch model based on the 1F20 movement.
Parts List
| 140A02JN02 | crystal - crystal |
| 140W09JN01 | crystal |
| 140A02JN | crystal |
| 140W09JN | crystal |
| 30MD5NN1 | crown - crown |
| 0F120BAA3 | case back gasket |
| DZ0040B0 | case back gasket |
| Z5324G-LKG | band - link |
| Z5393C-LKG | band - link |
| Z5393G | band - metal band |
| Z5324C | band |
| Z5393G-LKG | band - link |
| Z5393C | band |
| Z5324G | band |
| Z5393G-BK4G | clasp - clasp |
| Z5393C-BK4G | clasp - clasp |
| Z5324G-BK4G | clasp - clasp |
| DZ0040B01 | others - crown and stem gasket |
| 82833850 | others - case ring |
| 1F200010 | others - case back |
| 1F20001075 | others - case |
| 1F2000107H | others - case |
| 1F200030XB14 | others - dial |
| 1F200040XB14 | others - dial |
| 1F200040XG14 | others - dial |
| 1F200040XS14 | others - dial |
| 1F200050XS14 | others - dial |
| 1F209 | others - machine code |
| T060AS | others - push pin |
| 0351807 | others - winding stem |
| 05Y43AGM | others - minute hand |
| 05Y43NGM | others - minute hand |
| 05Y11DGM | others - minute hand |
| 05Y43AGH | others - hour hand |
| 05Y43NGH | others - hour hand |
| 05Y07DGH | others - hour hand |
| 04Y01DGH | others - hour hand |
Caliber 1F20
