The Seiko 5H23-8A79 is a watch model based on the 5H23 movement.
Parts List
| 290WA0ZN01 | crystal |
| 290WA0ZN | crystal |
| 45EA2NA1 | crown |
| 0Z3214B0 | case back gasket - bezel gasket |
| FH2980B0A | case back gasket - case back gasket |
| 86565321 | crystal gasket - plastic gasket for crystal |
| Z1333C | band |
| Z1333C-LKG | band - link |
| Z1333C-PB1 | clasp - parts for buckle/clasp |
| Z1333C-BK1S | clasp - clasp |
| 0Z3214B02 | others - rotating bezel gasket |
| 0351670 | others - winding stem |
| 82800261 | others - case ring |
| 0801729 | others - date dial |
| 0866561 | others - holding ring for dial |
| 5H238A6LXG18 | others - dial |
| 5H238A79 | others - case back |
| 5H238A7998 | others - case |
| 5H239 | others - machine code |
| 81350180 | others - click spring |
| 84314841 | others - dial ring |
| 86311124 | others - rotating bezel |
| 89999903 | others - click ball |
| B090BS | others - push pin |
| 0A0150B0A | others - crown and stem gasket |
| 13SC06LA | others - second hand |
| 89995390 | others - pusher spacer |
| 12C76PGM | others - minute hand |
| 1AB080L0BKA | others - hour hand |
| 12CA0KGH | others - hour hand |
Caliber 5H23
