The Seiko 3423-0140 is a watch model based on the 3423 movement.
Parts List
| 190W12GN00 | crystal |
| 30M22NS1 | crown - crown |
| 30M22NA1 | crown - crown |
| FH1980B01 | case back gasket - case back gasket |
Caliber 3423
Seiko 3423-0140 Watch Guide
The Seiko 3423-0140 is a watch model based on the 3423 movement.
| 190W12GN00 | crystal |
| 30M22NS1 | crown - crown |
| 30M22NA1 | crown - crown |
| FH1980B01 | case back gasket - case back gasket |