According to Swiss law, a watch is considered Swiss if its movement is Swiss, its movement is cased up in Switzerland, and the manufacturer carries out the final inspection in Switzerland. All Bernhard H. Mayer® watches are manufactured in accordance with Swiss watchmaking traditions and follow the highest standards of product quality and craftsmanship.
Bernhard H. Mayer, a family legacy: https://www.qbuzz.QNET.net/blog/2014/10/22/family-legacy-numismatics-watches-luxury-jewellery/
Bernhard H Mayer heritage: