The Seiko 5Y23-7120 is a watch model based on the 5Y23 movement.
Parts List
| 300T44ANS0 | crystal - crystal |
| 300T44AN | crystal |
| 35M82NS1 | crown - crown |
| FH2881B01 | case back gasket - case back gasket |
| FH2881B0 | case back gasket |
The Seiko 5Y23-7120 is a watch model based on the 5Y23 movement.
| 300T44ANS0 | crystal - crystal |
| 300T44AN | crystal |
| 35M82NS1 | crown - crown |
| FH2881B01 | case back gasket - case back gasket |
| FH2881B0 | case back gasket |