Description

RM 21-02 Tourbillon Aerodyne

Precision, lightness, and robustness are closely related to architectural designs and materials. Technical materials utilized in industries other than watchmaking have always been advantageous to the brand. The RM 21-02 Tourbillon Aerodyne has raised the bar for watchmaking in terms of design, originality in the use of mechanics, and material selection.

Specifications

• Brand: Richard Mille (RM)
• Model: RM 21-02
• Condition: New & Unworn
• Mechanism: Manual winding
• Calibre: RM21-02
• Power reserve: Around 70 hours (± 10%).

Movement Characteristics

• Movement dimensions: 30.20 x 29.20 mm
• Thickness: 7.14 mm
• Tourbillon diameter: 12.30 mm
• Balance wheel diameter: 10.00 mm
• Number of jewels: 27
• Balance: Glucydur®, 2 arms, 4 setting screws, moment of inertia 10 mg•cm2, angle of lift 53°
• Frequency: 21,600 vph (3 Hz)
• Balance spring: elinvar by Nivarox®
• Shock protection: KIF Elastor KE 160 B28
• Barrel shaft: nickel-free Chronifer® (DIN x 46 Cr 13 + S) with the following characteristics: stainless – antimagnetic – suitable for tempering

Case: The watch’s design and construction demonstrate a thorough approach to the development of the movement, case, and dial. As a result, everything was constructed using very strict guidelines. Four grade 5 titanium screws and silent blocks (ISO SW) are used to secure the movement to the chassis.