Ref. 4289Q-3642-55B Split-second Flyback chronograph, tourbillon, perpetual calendar, Le Brassus, leap year indicator, opaline dial, self-winding Blancpain has perfected and miniaturised this masterpiece of the watchmaking art. Its power reserve eliminates the necessity of daily winding and guarantees optimum precision due to the slower more regular detent of its barrel spring. Today, as in 1801, the Tourbillon represents one of traditional watchmaking’s masterpieces. Paying tribute to this exceptional invention, Blancpain presents Tourbillon watches water-resistant to 30-100 meters. Posted I.D: rp3groups571@gmail.com