Prix Dollar in 1957, and extended to 2,250 metres in 1958. It reverted to 2,000 metres in 1960, and was held at Chantilly in 1965 and 1966. A new distance of 1,950 metres was introduced in 1969. The Prix Dollar was run at Chantilly's Prix du Jockey Club meeting over 2,000 metres in 1986. It was switched to Longchamp's late September fixture in 1987. It was opened to three-year-olds and moved to the Saturday of Prix de l'Arc de Triomphe weekend in 1988. The latter race is traditionally held on the first Sunday of October. Prix Dollar The Prix Dollar is a
Prix du Cadran Prix du Cadran The Prix du Cadran is a Group 1 flat horse race in France open to thoroughbreds aged four years or older. It is run at Longchamp over a distance of 4,000 metres (about 2½ miles), and it is scheduled to take place each year in early October. It is France's most prestigious race for "stayers" – horses which specialise in racing over long distances. It is the French equivalent of the Gold Cup, the leading stayers' race in Great Britain. The event is named after a clock face ("cadran") at the École Militaire, a building located alongside