The Seiko 2320-5570 is a watch model based on the 2320 movement.
Parts List
| ES1N28GN00 | crystal - crystal |
| 30M06NA1 | crown - crown |
| 30M06NS1 | crown - crown |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0A1900N01 | case back gasket - case back gasket |
| DC360 | band - band |
| DC36S | band - band |
| 05R18DBH | others - hour hand |
| 05R18DBM | others - minute hand |
| 0354811 | others - winding stem |
| 2320557026 | others - case |
| 83118910 | others - case ring |
| 232055702F | others - case |
| 2320093002G9 | others - dial |
| 232009308C59 | others - dial |
| 23201 | others - machine code |
Caliber 2320
