Explore Ferdinand Berthoud's mind-blowing mechanics and chronometer heritage. This WatchProSite article delves into collector insights on finishing, design, and market positioning.
Explore Mahesh's H. Moser & Cie. Pioneer Centre Seconds in this WatchProSite article. Discover why collectors consider this blue dial reference a versatile daily wear.
Btw is anyone in contact with Mr Hagmann? I have a watch that I bought at auction which I suspect JPH made a case for but I have by been to confirm that (I am about 95% sure the hallmark on the case is his). Would greatly appreciate if someone could pass ...