The Seiko 4206-5020 is a watch model based on the 4206 movement.
Parts List
ES2W57AN00 | crystal |
40MC5NS1 | crown - crown |
40MC5NN1 | crown - crown (3h) |
DJ2040B04 | case back gasket |
0B2130B09 | case back gasket |
Caliber 4206






The Seiko 4206-5020 is a watch model based on the 4206 movement.
ES2W57AN00 | crystal |
40MC5NS1 | crown - crown |
40MC5NN1 | crown - crown (3h) |
DJ2040B04 | case back gasket |
0B2130B09 | case back gasket |