Longines is a luxury watchmaker based in Saint-Imier, Switzerland. Founded by Auguste Agassiz in 1832, the company is owned by the Swatch Group. Its winged hourglass logo is the oldest registered for a watchmaker.
Hosted on three continents (Paris), Asia (Hong Kong) and America (Los Angeles), the Masters Grand Slam consists of three prestigious equestrian events hosting up to 50,000 spectators over three days of world-class competition. In addition, spectators enjoy a fine dining experience with the cuisine of a Michelin 2* Star Chef, art and exquisite luxury.