Richard Mille Limited-Edition RM 022 Tourbillon Aerodyne Dual Time Black Carbon (2015). The RM 022 took the honeycomb-patterned orthorhombic titanium aluminide alloy and used it to strengthen the tourbillon. The RM 022 features a tripartite case crafted from NTPT® (North Thin Ply Technology) carbon, a material currently used in the manufacture of racing sails, Formula 1 race cars and aerospace technology. Limited to 10 pieces. Priced at US$480,000.00