The torque indicator supplies information about the tension of the mainspring, and allows theoptimization of the chronometric functioning of the movement.

Anglage and polishing by hand; locking sections hand polished; Sapphire blasted milled sections; Lapped and polished contact points; Burnished pivots; Sapphire blasted surfaces.
No other watch manufacturer departs so much from the traditional techniques of watchmaking. Unveiled to the world in 2001, the RM 001 Tourbillon broke from watchmaking tradition. From its avante-garde design, to its innovative use of materials and manufacturing processes the RM 001 stunned the watch world. Now well into the RM series, Richard Mille continues to produce racing-inspired time pieces of unique design.