The Seiko 6309-8590 is a watch model based on the 6309 movement.
Parts List
| 310T18ANS0 | crystal - crystal |
| 40M58NA1 | crown - crown |
| 40M58NS1 | crown - crown |
| FH2980B01 | case back gasket - case back gasket |
| FH2980B | case back gasket |
| C071S | band - leather band |
| 12B60KKH | hand - hour hand |
| 12B60KKM | hand - minute hand |
| 12B60KSH | hand - hour hand |
| 12B60KSM | hand - minute hand |
| 6309848L31N7 | others - dial |
| 6309848L3LKL | others - dial |
| 6309848N31N7 | others - dial |
| 6309848N3LKL | others - dial |
| 6309859061 | others - case |
| 63099 | others - machine code |
| 83368369 | others - bezel |
| A190CS | others - push pin |
| 0354601 | others - winding stem |
| 0801602 | others - date dial |
| 0884931 | others - holding ring for dial |
| DJ0060B01 | others - crown gasket |
| DJ0060B | others - crown gasket |
| 13SB11NS | others - second hand |
Caliber 6309
