The Seiko 2C20-6430 is a watch model based on the 2C20 movement.
Parts List
| ESXN93SN01 | crystal |
| 30NE5DA1 | crown |
| 0F150NA11 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| BGA09G | band - leather band |
| BGA18G | band - leather band |
| BGA46G | band - leather band |
| BGJ05G | band - leather band |
| BGJ08G | band - leather band |
| BGJ26G | band - leather band |
| BGZ16G | band - leather band |
| 2EA070A1BDG | hand - minute hand |
| 2EC070A1BCA | hand - minute hand |
| A110AS | others - push pin |
| 2C2010 | others - machine code |
| 2C202940XG24 | others - dial |
| 2C202940XN14 | others - dial |
| 2C202960XS19 | others - dial |
| 2C20643041 | others - case |
| 2C20643043 | others - case |
| 07V01DGM | others - minute hand |
| 1CC045A1BAA | others - hour hand |
| 1CC047A1BAA | others - hour hand |
| 07V07CGM | others - minute hand |
| 1CA047A1BNG | others - hour hand |
Caliber 2C20
