The Seiko 2C20-5710 is a watch model based on the 2C20 movement.
Parts List
| ESTN49JN00 | crystal |
| 35NR5NA1 | crown |
| DZ0065B01 | case back gasket - button gasket |
| 0D205BA11 | case back gasket |
Caliber 2C20
Seiko 2C20-5710 Watch Guide
The Seiko 2C20-5710 is a watch model based on the 2C20 movement.
| ESTN49JN00 | crystal |
| 35NR5NA1 | crown |
| DZ0065B01 | case back gasket - button gasket |
| 0D205BA11 | case back gasket |