The Seiko 7321-5420 is a watch model based on the 7321 movement.
Parts List
| 30M54NA1 | crown |
| 30M54NS1 | crown - crown |
| 0H1860N01 | case back gasket - case back gasket |
| 0Z0034B01 | case back gasket - crown and stem gasket |
The Seiko 7321-5420 is a watch model based on the 7321 movement.
| 30M54NA1 | crown |
| 30M54NS1 | crown - crown |
| 0H1860N01 | case back gasket - case back gasket |
| 0Z0034B01 | case back gasket - crown and stem gasket |