The Seiko 5H23-5A0A is a watch model based on the 5H23 movement.
Parts List
| SA8W34LM | crystal |
| SA8W34LM02 | crystal |
| 35M82NS1 | crown - crown |
| 0A2700N01 | case back gasket - case back gasket |
| 0A2700N | case back gasket - dichtung -boden |
| 86570801 | crystal gasket - plastic gasket for crystal |
| G1212S | band - metal band |
| G1212S-LKS | band - link |
| G1212S-PB1 | clasp - parts for buckle/clasp |
| G1212S-BK1S | clasp - clasp |
| A180BS | others - push pin |
| 0801719 | others - date dial |
| 5H235A00XL13 | others - dial |
| 5H235A00XS13 | others - dial |
| 5H235A0A61 | others - case |
| 5H239 | others - machine code |
| 82800360 | others - case ring |
| 0351670 | others - winding stem |
| 11C16NSH | others - hour hand |
| 13SC04ES | others - second hand |
| 10C26NSM | others - minute hand |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5H23
