Movement dimensions: 29.10 x 31.25 mm
– Thickness: 6.05 mm
– Number of gems: 39
– Balance: four-arm beryllium bronze balance with 4 adjustable weights, instantaneous inertia 7.5 mg•cm2, lift angle 50º
– Swing frequency: 28,800 times/hour (4 Hz)
– Balance spring: AK3
– Seismic protection: INCABLOC 908.22.211.100 (transparent)