The Seiko 1230-5819 is a watch model based on the 1230 movement.
Parts List
| REFN17HR02 | crystal |
| 25N31DA1 | crown |
| 0F220NA11 | case back gasket - case back gasket |
| M1026G | band |
| M1026G-BK6G | clasp - clasp |
| M1026G-PB3 | clasp - parts for buckle/clasp |
| 08L29JGM | hand - minute hand |
| 12301000XY16 | others - dial |
| 12305819 | others - case back |
| 1230581925 | others - case |
| 123090 | others - machine code |
| 82801110 | others - case ring |
| DZ0040B01 | others - crown and stem gasket |
| M1026G-EP2 | others - endpiece |
| 08L01DGH | others - hour hand |
| 08L01DGM | others - minute hand |
| 1CE050LABDG | others - hour hand |
Caliber 1230
