Movement presented in non-skeletonised version
Diameter: 28.80 mm (12.8’’’)
Frequency: 28,800 vibrations per hour (4 Hz)
No. of jewels: 23
Power reserve: over 52 hours
Bridges decorated with Côtes de Genève, sunburst, hand-chamfered
Flying tourbillon with variable-inertia balance with four gold setting screws and double balance-spring, diamond escapement, non-lubricated StruTech blank (61 components for 0.8 grams).
22 ct gold oscillating weight
Officially chronometer-certified by the Observatoire National de Besançon
Stamped with the "Viper's Head"