This timepiece is a flying tourbillon with Grand Sonnerie Westminster Carillon, incorporating a safety system that stops the sounding of the passing hours while the time is being corrected. It has twin barrels, covered by a barrel bridge made out of blue sapphire crystal. It is a limited edition of 20 pieces. The case is 18k white gold and it is fitted with the manual-wound Caliber UN-970. It is water resistant to 30 meters.