The Seiko 5H23-7B20 is a watch model based on the 5H23 movement.
Parts List
| 275W08GN00 | crystal - crystal |
| 40M78NA1 | crown - crown |
| FH2882B0A | case back gasket - case back gasket |
| 86564620 | crystal gasket - plastic gasket for crystal |
| 86564621 | crystal gasket |
| 86177800 | bezel gasket - plastic gasket for bezel |
| B1459C | band - metal band |
| B1459C-LKG | band - link |
| B1459G | band - metal band |
| B1459G-LKG | band - link |
| B1467C | band - metal band |
| B1467C-LKG | band - link |
| B1467C-PB1 | clasp - parts for buckle/clasp |
| B1467C-BK1G | clasp - clasp |
| B1459G-PB1 | clasp - parts for buckle/clasp |
| B1459G-BK1G | clasp - clasp |
| B1459C-PB1 | clasp - parts for buckle/clasp |
| B1459C-BK1S | clasp - clasp |
| 0351670 | others - winding stem |
| 82800261 | others - case ring |
| 0801722 | others - date dial |
| 0866557 | others - holding ring for dial |
| 5H237B20 | others - case back |
| 5H237B2075 | others - case |
| 5H237B2098 | others - case |
| 5H237B20XF | others - case |
| 5H237B50XG14 | others - dial |
| 5H237B60XB14 | others - dial |
| 5H237B60XS14 | others - dial |
| 5H238 | others - machine code |
| 82342421 | others - bezel |
| A180CS | others - push pin |
| 2BA125A0BNG | others - minute hand |
| 13SC04A2 | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 12T14NGM | others - minute hand |
| 12T02N1H | others - hour hand |
| 11T30DGM | others - minute hand |
| 11T30DGH | others - hour hand |
Caliber 5H23
