According to France, according to the calendar , at 7 Messidor IX of years ( 26 June 1801 ) , the French Minister of the House of Breguet Tourbillon awarded a patent , and this invention has been named " Tourbillon ."

Breguet Tourbillon escapement principle is the wheel, balance wheel , gossamer , cowboys , plywood , etc., fixed in a frame around the swing axle heart to do 360 -degree rotation , the whole balance wheel and escapement along every minute a coaxially rotatable , by rotation of the timing of the operation of the watch are in different locations of the error , and improve the accuracy of the clock value of the process . However, this original invention was undoubtedly very difficult to build, one of the key causes of the difficult task that the weight of the tourbillon , it not only very light , must be less than one gram , but also very sturdy , so as to avoid errors. Not just to offset errors only, is very tricky mini parts must also be seamless and very precise close together, based on the traditional heritage of this unique , Breguet 's family has been committed to the development Tourbillon , has been published a significant number of complex watch.

Tourbillon Messidor 5335 watch (Ref. 5335BR/42/9W6)

18K rose gold material / Cal.558SQ2 manual winding movement / Crystal plywood tourbillon device / hollow face plate / hour, minute display / power reserve of 50 hours / watch diameter 40mm / sapphire crystal, transparent case back / water depth of 30 m / pricing NTD 4,980,000