According to the Swiss Federal Act on the Protection of Trademarks and Indications of Origin, the latest standards for Swiss-made watches are
The movement is cased in Switzerland
The movement is Swiss
The manufacturer carries out the final quality control checks in Switzerland and should be labeled “Swiss Made”.
For a “Swiss Made” watch, the production cost of the watch (as a whole) must be based in Switzerland and represent at least 60% of the total cost; however, in the case of a Swiss mechanical watch, at least 80% of the production cost should be related to the operations performed in Switzerland.