Richard Mille RM30 01

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)