“The Temperature On this laboratory is retained at 21°C plus the humidity at forty five for every cent,” clarifies Sylvain Jeanneret, the man who heads up the 8-strong workforce for the Patek Philippe lab in Neuchâtel, from driving his white mask, which is just one Element of his head-to-toe masking. https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/