The Seiko 1F20-0CA0 is a watch model based on the 1F20 movement.
Parts List
| RE1AH4JB0B | crystal - crystal (inorganic) |
| 6M30AWSNW1 | crown - crown (3h) |
| 0F170BA1S | case back gasket - case back gasket |
| 35E9JB | band - metal band |
| 35E9JB-LK | band - link |
| 35E9JB-BK | clasp - buckle |
| 35E9JB-PB | clasp - parts for buckle |
| 1CA035F0BNS | others - hour hand |
| 2CA055F0BNS | others - minute hand |
| 1F200CA0 | others - case back |
| 1F200CA001B | others - case |
| 82770580 | others - case ring |
| 1F200CR8XA13 | others - dial |
| 1F203 | others - machine code |
| 81190075 | others - bracelet fixing pipe |
| 81620739 | others - bracelet fixing pin |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
Caliber 1F20
