Richard Mille RM 61-01 Ultimate Replica Watch Manual Winding Yohan Blake

Movement dimensions: 30.25 x 28.45 mm
Thickness: 3.15 mm
Number of jewels: 24
Barrel arbour: AP 20 steel
Balance: Glucydur®, 4 arms, moment of inertia 4.8 mg•cm2, angle of lift 53º
Frequency: 28,800 vph (4 Hz)
Balance spring: elinvar by Nivarox®
Shock protection: INCABLOC 908.22.211.100 (transparent)
Escapement wheel jewels: Rubifix (transparent)