Jean-Marc Vacheron was a Swiss horologist and a founder of Vacheron Constantin watch company.
Vacheron Constantin is a Swiss manufacture of prestige watches and a brand of the Richemont group. The company is one of the oldest watch manufacturer in the world with an uninterrupted history. Jaques-Barthélemy, the founder grandson realized that he was not able to handle his business alone. In order to travel overseas and sell the company's products, he needed a partner. Consequently, in 1819 François Constantin became the associate of Vacheron. The company continued its activity unde rthe name Vacheron & Constantin.
Who-is-Who in MMS, History of machines, history of mechanical engineering, machine design,. precision mechanics, watches, entrepreneur