The Seiko 5H23-6290 is a watch model based on the 5H23 movement.
Parts List
| 270W83HM01 | crystal |
| 40E23NA1 | crown - crown |
| FE278BAA1 | case back gasket |
| 86564990 | crystal gasket |
| 86580950 | bezel gasket - plastic gasket for bezel |
| G1283H | band - metal band |
| G1283H-LKG | band - link |
| G1283H-PB1 | clasp - parts for buckle/clasp |
| G1283H-BK1G | clasp - clasp |
| 10P25BGH | hand - hour hand |
| 10P25BGM | hand - minute hand |
| 11P31BGH | hand - hour hand |
| 11P31BGM | hand - minute hand |
| 3AA125F1ANG | others - second hand |
| 11SC43T1 | others - second hand |
| DE010BAA1 | others - crown and stem gasket |
| 0351105 | others - winding stem |
| 82812490 | others - case ring |
| 0801734 | others - date dial |
| 5H236220XB14 | others - dial |
| 5H236290 | others - case back |
| 5H236290WE | others - case |
| 82333535 | others - bezel |
| A180BS | others - push pin |
Caliber 5H23
