The Seiko 6309-8440 is a watch model based on the 6309 movement.
Parts List
40M58NA1 | crown - crown |
40M58NS1 | crown - crown |
DJ2990B | case back gasket |
DJ0060B | others - crown gasket |
Caliber 6309
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The Seiko 6309-8440 is a watch model based on the 6309 movement.
40M58NA1 | crown - crown |
40M58NS1 | crown - crown |
DJ2990B | case back gasket |
DJ0060B | others - crown gasket |