The Seiko 2320-5310 is a watch model based on the 2320 movement.
Parts List
| SA2N34GN00 | crystal |
| 30M10EE1 | crown |
| 30M10EX1 | crown |
| 0H1970N01 | case back gasket - case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| MV887 | band - leather band |
| MV896 | band - leather band |
| A130BS | others - push pin |
| 08R10DGH | others - hour hand |
| 08R10DGM | others - minute hand |
| 08R10DSH | others - hour hand |
| 08R10DSM | others - minute hand |
Caliber 2320
