The Seiko 1F20-0BL0 is a watch model based on the 1F20 movement.
Parts List
| BA2A76SN02 | crystal - crystal (sapphire) |
| 6K35C6SNW1 | crown - crown (3h) |
| 0F180BAD2 | case back gasket - case back gasket |
| DFJ3AW | band - band |
| DFJ3AW-LB | band - leather without buckle |
| DFJ3AW-BK00 | clasp - clasp |
| 1CE032LABDS | others - hour hand |
| A110BS | others - push pin (for mb) |
| 1F200BY0XZ13 | others - dial |
| 1F205 | others - machine code |
| 0351807 | others - winding stem |
| AC004BAD1 | others - crown and stem gasket |
| 1F200BL001A | others - case |
| 1F200BL0 | others - case back |
| 82845020 | others - case ring |
| 2CE055L0BDS | others - minute hand |
Caliber 1F20
