The Seiko 3423-0190 is a watch model based on the 3423 movement.
Parts List
| 200W16GN00 | crystal - crystal |
| 35M78NS1 | crown - crown |
| FH2081B0A | case back gasket - case back gasket |
| 86178171 | crystal gasket - plastic gasket for crystal |
| 86178140 | bezel gasket - plastic gasket for bezel |
| RA02A | band - band |
| 07C22CGH | others - hour hand |
| 08C72CGM | others - minute hand |
| 08SC14NG | others - second hand |
| 0354545 | others - winding stem |
| 3423019098 | others - case |
| 83348291 | others - bezel |
| 0801515 | others - date dial |
| 0884647 | others - holding ring for dial |
| 34230420XS18 | others - dial |
| 34231 | others - machine code |
| A140BS | others - push pin |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 3423
