A tourbillon (French for "whirlwind") is a centuries-old mechanism built inside some of the world's most expensive watches.
Today, collectors consider tourbillon watches works of fine art.
Tourbillon watches' complex design, combined with their limited production, contributes to their exclusivity and high price tags.
On the lower end, you may find some entry-level tourbillon watches for $30,000.
However, most tourbillon watches from reputable brands range from $100,000 to several million dollars.
Persons:
Tourbillon, Remy
Locations:
Lake Annecy, France