Richard Mille RM 21-02 Cotton Candy
Movement
Manual winding tourbillon
Size
42.68 × 50.12 × 14.30 mm

Overview

Pale Quartz TPT® execution of the Tourbillon Aerodyne

This record carries the RM 21-02 reference, whose case measures 42.68 × 50.12 × 14.30 mm, and shows a pale blue and white layered composite case on a pale blue strap. Richard Mille publishes no RM 21-02 execution under this name: the documented colourways are green Quartz TPT® of December 2022, white Quartz TPT® of November 2023 and Caribbean blue Quartz TPT® of 2024, each of 50 pieces, and this matches none of them.

The calibre and case architecture are those of the RM 21-02: a Carbon TPT® baseplate combined with a honeycombed structure in black-PVD-treated HAYNES 214, with the winding barrel and tourbillon placed centrally on four-armed titanium bridges, and torque, power-reserve and function-selector indications around them.

Key details

Case materialsNot established — matches no documented RM 21-02 execution
MovementCalibre RM21-02, manual winding tourbillon
Case dimensions42.68 × 50.12 × 14.30 mm

Design and engineering

  • HAYNES 214 honeycomb baseplateA nickel-chromium-aluminium-iron alloy in a honeycombed geometry, black PVD treated, combined with a Carbon TPT® core. The honeycomb structure is assembled by juxtaposing and laser-welding individual cells.
  • Central barrel and tourbillonBoth sit centrally within the aerodynamic structure, carried on titanium bridges with four arms on either side.
  • Torque indicatorThe indicator at 1 o’clock reports the internal tension of the mainspring.
  • Function selectorA hand at 4 o’clock shows the selected position, changed by the pusher on the crown at 3 o’clock.
  • Case constructionTwenty grade 5 titanium spline screws with abrasion-resistant 316L stainless steel washers; the casing ring is eliminated.

Specifications

Technical specifications

RM 21-02 Cotton Candy · Technical datasheet
ReferenceRM 21-02
CalibreRM21-02
MovementManual winding tourbillon
FunctionsHours, minutes, function selector, power-reserve indicator, torque indicator
Power reserveAround 70 hours (± 10%)
Frequency21,600 vph (3 Hz)
Jewels27
BalanceGlucydur®, 2 arms, 4 setting screws, moment of inertia 10 mg·cm², angle of lift 53°
Balance springElinvar by Nivarox®
Shock protectionKIF Elastor KE 160 B28
Barrel shaftNickel-free Chronifer® (DIN x 46 Cr 13 + S)
Tourbillon diameter12.30 mm
Balance wheel diameter10.00 mm
Movement dimensions30.20 × 29.20 mm, thickness 7.14 mm
BaseplateHoneycombed orthorhombic HAYNES 214 with Carbon TPT® core, black PVD
Case dimensions42.68 × 50.12 × 14.30 mm
Case shapeTonneau
Case construction20 grade 5 titanium spline screws, 316L stainless steel washers, casing ring eliminated
DialSapphire, openworked
CrystalSapphire
Water resistance50 m
StrapPale blue rubber

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Enquire about this watch

RM 21-02 Cotton Candy · Ref. RM 21-02 Cotton Candy

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