
- Movement
- Automatic winding, skeletonised
- Size
- 45.00 × 38.30 × 11.25 mm
Overview
White gold case on the RM 023 automatic
The white gold execution of the RM 023. Richard Mille describes the model as a deliberate combination of forms associated with masculine and feminine design, conceived as a unisex watch rather than a variant of an existing men’s or women’s reference.
The case measures 45.00 × 38.30 × 11.25 mm. Inside is the calibre RMA02, with hours, minutes, seconds, date and a variable-geometry rotor.
Key details
Case material18k white gold
MovementCalibre RMA02, automatic winding
Case dimensions45.00 × 38.30 × 11.25 mm
Design and engineering
- Variable-geometry rotorThe rotor’s geometry can be adjusted to the wearer’s activity level, altering the rate of automatic winding. Weight segment in tungsten/cobalt alloy, ceramic ball bearings.
- Double barrelLowers wear and smooths variation in the power supplied to the movement.
- Skeletonised titanium baseplateBaseplate, bridges and balance-cock in PVD-treated titanium, with skeletonised sections requiring additional attention to rigidity and flatness.
- Movement mountingSeated on chassis mounting rubbers with four titanium screws; no casing ring.
- Appliqué numerals on sapphireRoman numerals applied to sapphire in an asymmetrical arrangement.
Specifications
Technical specifications
| Reference | RM 023 |
|---|---|
| Calibre | RMA02 |
| Movement | Automatic winding, skeletonised |
| Functions | Hours, minutes, seconds, date, variable-geometry rotor |
| Baseplate and bridges | Titanium, PVD treated |
| Rotor | Variable geometry, white gold V-shaped ribs, tungsten/cobalt weight segment, ceramic ball bearings |
| Barrel | Double barrel |
| Case dimensions | 45.00 × 38.30 × 11.25 mm |
| Case shape | Tonneau |
| Case material | 18k white gold |
| Case construction | Tripartite; movement on chassis mounting rubbers with 4 titanium screws, no casing ring |
| Dial | Sapphire with appliqué Roman numerals, asymmetrical layout |
| Crown | Sculpted, Alcryn® collar |
| Crystal | Sapphire |
| Strap | Black rubber |
| Year | 2009 |
Buying with HYPA
Purchase with confidence
- Manufacturer warranty confirmed from the warranty card
- Insured worldwide delivery
- Payment by bank transfer or cryptocurrency
- Registered Australian dealerHYPA International Pty Ltd · Victorian Second-Hand Dealer Licence SHD-0018017.
- Direct specialist supportSpeak with the HYPA team before, during and after the purchase.


