The Richard Mille RM 50-03 McLaren F1 is the world’s lightest tourbillon split-seconds chronograph
Movement Richard Mille RM50-03 | Hand-wound | Dimensions: 31.10 x 32.15 mm | Thickness: 9.92 mm | Frequency: 21,600 vph (3 Hz) | Jewels: 43 | Tourbillon | Hours, minutes, small seconds, split-seconds chronograph, crown function indicator, power-reserve indicator, torque indicator | Power-reserve: circa 70 hours
Movement Richard Mille RM50-03