On September 24th 2010 in Geneva’s Victoria Hall, Vacheron Constantin, the watch manufacturer with the world’s longest-running uninterrupted history and the main sponsor of the Orchestre Suisse Romande (OSR), welcomed 60 guests for a classical music concert conducted by the orchestra’s Musical Director Marek Janowski and graced with the presence of OSR President Metin Arditi, as well as Vacheron Constantin CEO Juan-Carlos Torres and International Director Marc Guten.