Service: Eterna Dress Watch with In-house 520U Movement
This week an Eterna dress watch that’s part of a batch from Poland. The movement is the Eterna 520U with 15 jewels and a hidden ratchet wheel and crown wheel. It’s Eterna’s [...]
This week an Eterna dress watch that’s part of a batch from Poland. The movement is the Eterna 520U with 15 jewels and a hidden ratchet wheel and crown wheel. It’s Eterna’s [...]
What do we usually associate Germany with? Cars? Beer? While these two are best not combined, I can’t blame you for the association. To some, the word “Germany” brings to mind the agile and [...]
This is an Eterna dress watch that found its way onto my workbench. The serial number is 2892981 which places this watch in 1941. The movement is the Eterna 905 movement. Bestfit tells me that [...]
During a service, there are two options for the mainspring. You can either reuse the old one (after you’ve cleaned and lubricated it) or replace it with a new one. So, a mainspring doesn’t have [...]
When we look at modern mechanical wristwatches, we can quickly notice that most of them are equipped with a transparent case back. It’s a standard feature regardless of the price range and [...]