5 Most Expensive Watch Brands in the World

4. Franck Muller 

Insider Monkey Score: 2.55 

Franck Muller stands fourth among the most expensive watch brands in the world. The brand produces about 40,000 watches per year. Their Double Mystery Quatre Saisons is one of the most expensive watches they have ever sold for $53,995. Their notable productions include the Aeternitas Mega 4, Aeternitas, and the Encrypto.