RICHARD MILLE RM52-05 MANUAL WINDING TOURBILLON PHARRELL WILLIAMS LIMITED EDITION

Brand:Richard Mille
Reference:RM52-05 CA CE-B

Description

Limited edition of 30 pieces.

Case:
Diameter: 49.94 x 43.35 mm.
Brown Cermet.
Carbon TPT case band.
Water resistant to 50 meters.

Dial:
Openworked.
Sapphire crystal glass with anti-reflective treatment.

Movement:
Manual winding.
Calibre RM52-05.
Power reserve of 42 hours.
Dimensions: 32.80 x 30.90 mm.
Thickness: 6.40 mm.
Tourbillon diameter: 10.90 mm.
Balance wheel diameter: 9.12 mm.
19 jewels.
Balance wheel: Glucydur®, 2 arms and 4 setting screws.
Moment of inertia: 11.50 mg.cm2, angle of lift: 53°.
Frequency: 21,600 vibrations per hour (3 Hz).
Balance spring: elinvar by Nivarox®.
Shock protection: KIF ELASTOR KE 160 B28.
Barrel shaft: in nickel-free Chronifer® (DIN x 46 Cr 13 + S) with the following characteristics: stainless – antimagnetic – suitable for tempering.

Bracelet:
Orange rubber.

Brand

Richard Mille

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