The Seiko 8123-637A is a watch model based on the 8123 movement.
Parts List
| ES8W20LM01 | crystal |
| 35M82NA1 | crown - crown |
| 35M82NS1 | crown - crown |
Caliber 8123
Seiko 8123-637A Watch Guide
The Seiko 8123-637A is a watch model based on the 8123 movement.
| ES8W20LM01 | crystal |
| 35M82NA1 | crown - crown |
| 35M82NS1 | crown - crown |