The Seiko 8123-632A is a watch model based on the 8123 movement.
Parts List
| 290W38GN00 | crystal |
| 45E26NS1 | crown |
| FH2980B0A | case back gasket - case back gasket |
| 86572720 | crystal gasket |
| 86178900 | bezel gasket - plastic gasket for bezel |
| AA30B | band - metal band |
| 0354765 | others - winding stem |
| 0801622 | others - date dial |
| 0884968 | others - holding ring for dial |
| 8123632A61 | others - case |
| 8123646LXB1L | others - dial |
| 81239 | others - machine code |
| 82340289 | others - bezel |
| 82710680 | others - case ring |
| 84313203 | others - dial ring |
| 87020143 | others - back plate |
| A200CS | others - push pin |
| 12C58MKH | others - hour hand |
| 0A0150B0A | others - crown and stem gasket |
| 13SC04ES | others - second hand |
| 12C58MKM | others - minute hand |
| 89995390 | others - pusher spacer |
Caliber 8123
