The Seiko 5H23-8A50 is a watch model based on the 5H23 movement.
Parts List
| 295W28GN00 | crystal |
| 35M82NA1 | crown - crown |
| 35M82NS1 | crown - crown |
| FH2981B01 | case back gasket - case back gasket |
| 86572420 | crystal gasket - plastic gasket for crystal |
| 86178450 | bezel gasket - plastic gasket for bezel |
| G1242G | band - metal band |
| G1242G-LKG | band - link |
| G1242G-PB1 | clasp - parts for buckle/clasp |
| G1242G-BK1G | clasp - clasp |
| 12C52KGM | others - minute hand |
| A100BS | others - push pin (for mb) |
| 0801722 | others - date dial |
| 0866559 | others - holding ring for dial |
| 5H238A0LXG28 | others - dial |
| 5H238A5075 | others - case |
| 5H239 | others - machine code |
| 82341621 | others - bezel |
| 82800261 | others - case ring |
| 0351670 | others - winding stem |
| 13SC04A2 | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 12C52KGH | others - hour hand |
Caliber 5H23
