Richard Mille RM30 01

749.00
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          Description

          Description

          Movement dimensions: 31.25 x 29.45 mm
          Thickness: 5.41 mm
          Number of jewels: 38
          Barrel arbour: AP 20 steel
          Balance: Glucydur®. 4 arms. 4 setting weights. moment of inertia 4.8 mg•cm2. angle of lift 53°
          Frequency: 28.800 vph (4 Hz)
          Balance spring: elinvar by Nivarox®
          Shock protection: INCABLOC 908.22.211.100 (transparent)
          Escapement wheel jewels: Rubifix (transparent)