Tourbillon Diamants – $1.8 million
The Tourbillon Diamants is one of the world’s most expensive watches that is specially created by Blancspain and Swatch Group. With about 480 diamonds in it, Tourbillon Diamants is a water resistance timepiece that comes with amazing features like self winding and seven day power reserve. Tourbillon Diamants can be purchased at a price of $1.8 million.