Tourbillon from the date of birth is highly regarded senior watch industry patents. Today, tourbillon watches will be included in many high-level Swiss watch brand’s top section of the square in the watch, some of which have a unique personality and functional design of tourbillon watches have become the object of collectors and investors hunting. Tourbillon known as the “king of the watch” in the world. This one from “the father of modern watchmaking” Breguet in the 18th century, in [...]