The Seiko 2P20-028A is a watch model based on the 2P20 movement.
Parts List
| 200N99JK01 | crystal |
| 25N09NA1 | crown |
| 0G2000B01 | case back gasket |
| HK23B | band - leather band |
| DZ0040B01 | others - crown and stem gasket |
| 0351236 | others - winding stem |
| 08Y07CJH | others - hour hand |
| 82803450 | others - case ring |
| 2P20028A25 | others - case |
| 2P201220X984 | others - dial |
| A120AS | others - push pin |
| 08Y07CJM | others - minute hand |
Caliber 2P20
