The Seiko 1F20-HAC0 is a watch model based on the 1F20 movement.
Parts List
| K00H04JN02 | crystal - crystal (inorganic) |
| 6M30Z3SNWE | crown - crown (3h) |
| 6M3004SNGA | crown - crown |
| 0F140BA1S | case back gasket - case back gasket |
| W513BB | band - metal band |
| W514AB | band - metal band |
| 2C2050A0BNN | others - minute hand |
| 1C2035A2BNN | others - hour hand |
| 1F20HAC0 | others - case back |
| 1F20HAC001H | others - case |
| 1F20HAC002H | others - case |
| 8NWHA420 | others - case ring |
| DZ0040B01 | others - crown and stem gasket |
| 0351807 | others - winding stem |
| 81190075 | others - bracelet fixing pipe |
| 81620639 | others - bracelet fixing pin |
Caliber 1F20
