The most expensive re-engraving watch in history -- "JB factory true double tourbilly flywheel" Roger Dupi HOMMAGE (tribute series) RDDBHO0563 double tourbilly flywheel top-of-the-line watch was born, carrying two flying true tourbilly running. This is another historic moment in the watch world, each movement has to go through dozens of simulated QE tests and hundreds of commissioning, set up RD100 tourbilly on the chain plate finally stable qualified, in the case of static manual can be chained 80 laps Left and right, plated 18k gold ring mouth, diameter 45mm, two tour wheels rotating at a constant speed, elegant and moving, to meet your senses, impact the eyes of others, and maximize the overcome gravity barrier, walking with great precision. Positive and back sapphire crystal glass, with its own American real crocodile skin, original RD folding buckle, back clone Mr. Roger Dupi signed. Peak works, unique, a poor number, worthy of watch lovers collection. JB Factory - Built for top-of-the-line tour wheels.