The Seiko 6309-8840 is a watch model based on the 6309 movement.
Parts List
| 300WC8GN00 | crystal |
| 300WC2GN00 | crystal - crystal |
| 40M58NA1 | crown - crown |
| 40M58NS1 | crown - crown |
| FH2980B01 | case back gasket - case back gasket |
| 86179290 | crystal gasket - plastic gasket for crystal |
| Y042G | band - leather band |
| Y042G-LKG | band - link |
| Y042J | band - leather band |
| Z1358G | band - metal band |
| Z1358S | band - band |
| Z1358J | band - band |
| Z1358G-LKG | band - link |
| Z1358G-PB1 | clasp - parts for buckle/clasp |
| Z1358G-BK1G | clasp - clasp |
| Y042G-PB1 | clasp - parts for buckle/clasp |
| Y042G-BK1G | clasp - clasp |
| 11B57QGH | hand - hour hand |
| 11B57QGM | hand - minute hand |
| 11BC4LGH | hand - hour hand |
| 11BC4LGM | hand - minute hand |
| 12B60KGH | hand - hour hand |
| 12B60KGM | hand - minute hand |
| 12B60KKH | hand - hour hand |
| 12B60KKM | hand - minute hand |
| 12B60KSH | hand - hour hand |
| 12B60KSM | hand - minute hand |
| 12B60LGH | hand - hour hand |
| 12B60LGM | hand - minute hand |
| 12BH0LGH | hand - hour hand |
| 12BH0LGM | hand - minute hand |
| 6309318SXG14 | others - dial |
| 6309318SXL14 | others - dial |
| 6309318SXS14 | others - dial |
| 6309318SXY14 | others - dial |
| 6309318WXG14 | others - dial |
| 6309318WXL14 | others - dial |
| 6309318WXS14 | others - dial |
| 6309318WXY14 | others - dial |
| 6309319SXB14 | others - dial |
| 6309319SXS14 | others - dial |
| 6309319WXB14 | others - dial |
| 6309319WXS14 | others - dial |
| 6309319XXB14 | others - dial |
| 6309319XXS14 | others - dial |
| 6309320SXG18 | others - dial |
| 6309320SXL14 | others - dial |
| 6309320SXS18 | others - dial |
| 6309320WXG18 | others - dial |
| 6309320WXL14 | others - dial |
| 6309320WXS18 | others - dial |
| 6309320XXG18 | others - dial |
| 6309320XXL14 | others - dial |
| 6309320XXS18 | others - dial |
| 6309820MXL2L | others - dial |
| 6309820MXS37 | others - dial |
| 6309884061 | others - case |
| 6309884075 | others - case |
| 6309886MXG14 | others - dial |
| 6309886NXB14 | others - dial |
| 6309886NXN14 | others - dial |
| 63099 | others - machine code |
| A190CS | others - push pin |
| 0801602 | others - date dial |
| 0884931 | others - holding ring for dial |
| 0354601 | others - winding stem |
| DJ0060B01 | others - crown gasket |
| 13SB11NG | others - second hand |
| 13SB11NS | others - second hand |
Caliber 6309
