RM 66 MANUAL WINDING FLYING TOURBILLON
Manual winding tourbillon movement with hours and minutes.
Limited edition of 50 pieces
Circa 72 hours (± 10%).
BASEPLATE AND BRIDGES MADE OF GRADE 5 TITANIUM
Grade 5 titanium is a biocompatible, highly corrosion-resistant and remarkably rigid alloy, which enables the gear train to function effortlessly. The alloy is 90% titanium, 6% aluminum and 4% vanadium.
This combination further increases the material’s mechanical properties, which explains its frequent use in the aerospace, aeronautics and automobile industries.
The baseplate and bridges have been subjected to intensive and complete validation tests to optimise their resistance capacities.
Movement dimensions: 32.50 x 30.30 mm
Thickness: 5.68 mm
Tourbillon diameter: 10.90 mm
Balance wheel diameter: 9.12 mm
Balance wheel: Glucydur®, 2 arms, 4 setting screws, moment of inertia 11.50 mg•cm2, angle of lift 53°
Frequency: 21,600 vph (3 Hz)
Balance spring: elinvar by Nivarox®
Shock protection: KIF ELASTOR KE 160 B28
Barrel shaft: in nickel-free Chronifer® (DIN x 46 Cr 13 + S) with the following characteristics: stainless – antimagnetic - suitable for tempering