The Seiko 7431-6000 is a watch model based on the 7431 movement.
Parts List
| 270W27HN00 | crystal |
| 35M25NA1 | crown |
| 35M25NS1 | crown |
| 0G215BAA1 | case back gasket |
| EB0055B01 | others - crown and stem gasket |
Caliber 7431
Seiko 7431-6000 Watch Guide
The Seiko 7431-6000 is a watch model based on the 7431 movement.
| 270W27HN00 | crystal |
| 35M25NA1 | crown |
| 35M25NS1 | crown |
| 0G215BAA1 | case back gasket |
| EB0055B01 | others - crown and stem gasket |