The Seiko 1F20-5K19 is a watch model based on the 1F20 movement.
Parts List
| REEN02JU01 | crystal - crystal |
| REEN02JU | crystal |
| 30M98NA1 | crown |
| 0H1400B01 | case back gasket - case back gasket |
| 0H1400B0 | case back gasket |
| Z5442K-LKG | band - link |
| Z5442K | band - metal band |
| Z5442G | band - band |
| Z5442G-BK4G | clasp - buckle |
| Z5442G-PB1 | clasp - parts for buckle |
| Z5442K-BK4G | clasp - buckle |
| Z5442K-PB1 | clasp - parts for buckle |
| 1F202A40XS14 | others - dial |
| 1F202A48XS14 | others - dial |
| 1F205 | others - machine code |
| 1F205K1925Z | others - case |
| 0351807 | others - winding stem |
| 04Y11DGH | others - hour hand |
| 81606439 | others - bracelet fixing pin |
| 81180229 | others - bracelet fixing pipe |
| 82824700 | others - case ring |
| 1F205K1925 | others - case |
| 1F205K19 | others - case back |
| 04Y11DGM | others - minute hand |
| 1CG030L0BDG | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |
| 2CG045L0BDG | others - minute hand |
Caliber 1F20
