Vacheron Constantin

Vacheron Constantin SA (French pronunciation:) is a Swiss luxury watch and clockmanufacturer founded in 1755. Since 1996, it has been a subsidiary of the Swiss Richemont Group. Vacheron Constantin is the oldest continuously operating watch manufacturer in the world with an uninterrupted watchmaking history since its foundation in 1755. It employs around 1,200 people worldwide as of 2018, most of whom are based in the company's manufacturing plants in the Canton of Geneva and Vallée de Joux in Switzerland.

Vacheron Constantin is a highly regarded watchmaker and part of the Holy Trinity (alongside Patek Philippe and Audemars Piguet). The Vacheron Constantin pocket watch No. 402833 (1929), which was owned by King Fuad I of Egypt, ranks as one of the most expensive watches ever sold at auction, fetching US$2.77 million (3,306,250 CHF) in Geneva on April 3, 2005. In 2015, Vacheron Constantin introduced the pocket watch Reference 57260, which currently holds the title of the most complicated mechanical watch ever made, with 57 horological complications. In 2024, Vacheron Constantin unveiled Les Cabinotiers - The Berkley Grand Complication, a pocket watch featuring 63 complications, surpassing the previous record set by Reference 57260 with 57 complications. This model includes the very first Chinese perpetual calendar.