The Seiko 5Y23-8140 is a watch model based on the 5Y23 movement.
Parts List
| 295W28GN00 | crystal |
| 40MD4NA1 | crown - crown |
| 40MD4NS1 | crown - crown |
| FH3081B01 | case back gasket |
| FH3081B0 | case back gasket |
The Seiko 5Y23-8140 is a watch model based on the 5Y23 movement.
| 295W28GN00 | crystal |
| 40MD4NA1 | crown - crown |
| 40MD4NS1 | crown - crown |
| FH3081B01 | case back gasket |
| FH3081B0 | case back gasket |