The Seiko 5H23-7C30 is a watch model based on the 5H23 movement.
Parts List
| 280W48GN00 | crystal |
| 35M82NA1 | crown - crown |
| 35M82NS1 | crown - crown |
| FH2881B01 | case back gasket - case back gasket |
| 86570561 | crystal gasket - plastic gasket for crystal |
| G1280G | band - metal band |
| G1280G-LKG | band - link |
| G1280S | band - metal band |
| G1280S-LKS | band - link |
| G1280S-PB1 | clasp - parts for buckle/clasp |
| G1280S-BK1S | clasp - clasp |
| G1280G-PB1 | clasp - parts for buckle/clasp |
| G1280G-BK1G | clasp - clasp |
| 11C86MGH | hand - hour hand |
| 11C86MGM | hand - minute hand |
| 5H237C2LXG18 | others - dial |
| 5H237C2LXS17 | others - dial |
| 5H237C30 | others - case back |
| 5H237C3061 | others - case |
| 5H237C3075 | others - case |
| 5H239 | others - machine code |
| A160BS | others - push pin |
| 0351670 | others - winding stem |
| 82800261 | others - case ring |
| 0801722 | others - date dial |
| 0866556 | others - holding ring for dial |
| 11C86MSH | others - hour hand |
| 11C86MSM | others - minute hand |
| 13SC04A2 | others - second hand |
| 13SC04ES | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
Caliber 5H23
