The Seiko 6431-6030 is a watch model based on the 6431 movement.
Parts List
| 250N06GN00 | crystal - crystal |
| 35M98NK1 | crown - crown |
| 0H2700B09 | case back gasket - case back gasket |
| 86566000 | crystal gasket - plastic gasket for crystal |
| YK68A | band - band |
| 10T52CKH | others - hour hand |
| 10T52CKM | others - minute hand |
| 10T52DBH | others - hour hand |
| 10T52DBM | others - minute hand |
| 643160301B | others - case |
| 64316030XB19 | others - dial |
| 64316030XS19 | others - dial |
| A170BS | others - push pin |
| 0354641 | others - winding stem |
| 82700620 | others - case ring |
| 13SC04AB | others - second hand |
| 13SC04AW | others - second hand |
Caliber 6431
