The Seiko 2320-0420 is a watch model based on the 2320 movement.
Parts List
| 190N26AN00 | crystal |
| 35M94NA1 | crown |
| 0A1700N01 | case back gasket - case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| DL49A | band - band |
| DL48A | band - band |
| 08R02AGH | others - hour hand |
| 08R02AGM | others - minute hand |
| 08R02NGH | others - hour hand |
| 08R02NGM | others - minute hand |
| A110BS | others - push pin (for mb) |
| 23201 | others - machine code |
| 23204000XG14 | others - dial |
| 23204010XS19 | others - dial |
| 0354811 | others - winding stem |
| 2320042025 | others - case |
| 82722740 | others - case ring |
Caliber 2320
