The Seiko 6923-8090 is a watch model based on the 6923 movement.
Parts List
| 295W53HN00 | crystal |
| 45E51NS1 | crown |
| 45E51NA1 | crown |
| FE303BAA1 | case back gasket - case back gasket |
| 0A0150B0A | others - crown and stem gasket |
Caliber 6923
Seiko 6923-8090 Watch Guide