The Seiko 1230-5399 is a watch model based on the 1230 movement.
Parts List
RE6N35SN00 | crystal |
25N07DA1 | crown |
0A1600B01 | case back gasket |
DZ0040B01 | others - crown and stem gasket |
Caliber 1230










The Seiko 1230-5399 is a watch model based on the 1230 movement.
RE6N35SN00 | crystal |
25N07DA1 | crown |
0A1600B01 | case back gasket |
DZ0040B01 | others - crown and stem gasket |