The Seiko 1F20-0AA0 is a watch model based on the 1F20 movement.
Parts List
| RE6A52JB0A | crystal - crystal |
| 6M30E5SNG0 | crown - crown |
| 0F150BA1S | case back gasket - case back gasket |
| 3124YZ-LK | band - link |
| 3124YZ | band - band |
| 3124YZ-BK | clasp - buckle |
| 3124YZ-PB | clasp - parts for buckle |
| 1CE022L0BDG | others - hour hand |
| 2CE035L0BDG | others - minute hand |
| DB004BAD1 | others - crown and stem gasket |
| 81190075 | others - bracelet fixing pipe |
| 1F200AA001B | others - case |
| 82843400 | others - case ring |
| 81620639 | others - bracelet fixing pin |
| 1F200AA0 | others - case back |
| 1F200AG8XB14 | others - dial |
| 1F205 | others - machine code |
| 0351807 | others - winding stem |
Caliber 1F20
