The Seiko 5H23-8A30 is a watch model based on the 5H23 movement.
Parts List
| 290W46ZN01 | crystal |
| 45EA2NA1 | crown |
| FH2980B0A | case back gasket - case back gasket |
| 86574960 | crystal gasket - plastic gasket for crystal |
| 86179411 | bezel gasket - plastic gasket for bezel |
| GPA08H | band - resin band |
| GPA08H-LB | band - leather without buckle |
| GPA08H-BK7G | clasp - clasp |
| GPA08H-EP1 | others - endpiece |
| A180CS | others - push pin |
| 0351672 | others - winding stem |
| 81180209 | others - bracelet fixing pipe |
| 82800261 | others - case ring |
| 81604049 | others - bracelet fixing pin |
| 0801729 | others - date dial |
| 0866561 | others - holding ring for dial |
| 5H238A30XH | others - case |
| 5H238A3LXB14 | others - dial |
| 5H239 | others - machine code |
| 82362141 | others - decorative bezel |
| 0A0150B0A | others - crown and stem gasket |
| 13SC06LA | others - second hand |
| 89995390 | others - pusher spacer |
| 2AB125L2BLG | others - minute hand |
| 12C42LGM | others - minute hand |
| 1AB085L0BLG | others - hour hand |
| 12C42LGH | others - hour hand |
Caliber 5H23
