The Seiko 2320-6770 is a watch model based on the 2320 movement.
Parts List
| ES4N78SN00 | crystal - crystal |
| 30M26NA3 | crown - crown |
| 0A1900N01 | case back gasket - case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| MK24A | band - band |
| 08R06CLM | others - minute hand |
| 08R02CLH | others - hour hand |
| 08R20CGM | others - minute hand |
| 08R30AGH | others - hour hand |
| A120BS | others - push pin (for lb) |
| 23201 | others - machine code |
| 23203520XG18 | others - dial |
| 23203530XS19 | others - dial |
| 232067704L | others - case |
| 82702360 | others - case ring |
| 0354811 | others - winding stem |
Caliber 2320
