Richard Mille RM055 Ceramic 42.7mm Black Bezel White Skeleton Black Crown Black

Put the Richard Mille RM055 Ceramic 42.7mm Black Bezel White Skeleton Black Crown Black on a digital scale next to a boutique example and the numbers match within a fraction of a gram. Machined by BBR / ZF Factory from Solid 316L Stainless Steel (Satin & Mirror Finished), this reference pairs a 42.7MM (Ergonomic Curved Tonneau) silhouette with an anti-reflective sapphire crystal that eliminates milky edge distortion. Inside beats the Skeletonized Titanium RM Clone Calibre (28,800 vph) (55-Hour Reserve with Twin Barrel Architecture), giving the seconds hand a crisp 28,800 vph (8 ticks per second) sweep.

Inside the Skeletonized Titanium RM Clone Calibre (28,800 vph) Architecture

Where cheaper builds cut corners on bracelet articulation and rehaut laser etching, BBR / ZF Factory chamfers the underside of every link so the watch drapes naturally across the wrist. The crown threads down onto twin Viton O-ring seals without grit or play, and the dial markers sit dead-center against the minute track under 10x loupe magnification.

Timegrapher Verification & Hydrostatic Testing

• Calibre & Rate Regulation: Regulated on our bench to chronometer tolerances (-2/+2 seconds/day) using the Skeletonized Titanium RM Clone Calibre (28,800 vph).
• Personal Macro QC Sign-Off: You review high-resolution dial/clasp photos and a timegrapher video of your specific serial number within 48 hours before we seal the parcel.
• Customs-Safe Express Delivery: Backed by a 3-year movement warranty and free replacement guarantee through triangular DHL/FedEx logistics.