Case material: Carbon; Charge: Automatic; Conditions: Good Presentation condition : With dealer guarantee ; Price on request Gmtbroker Reference: RM011NTPTLotus Richard Mille RM 011 NTPT Lotus F1 Unusual and often unprecedented materials in timepieces, many drawn from the worlds of automobiles and aeronautics are typical in the production of watches when we talk about Richard Mille. The RM 011 NTPT Lotus F1 Team-Romain Grosjean is an automatic flyback chronograph and features the colours of the autonomous British racing team. Richard Mille has introduced another new material to watchmaking – NTPT (North Thin Ply Technology) carbon with the RM 011 NTPT Carbon. NTPT carbon has quickly become very popular in nautical circles after the material was used to create the black sails of the 2007 America’s Cup winner Alinghi. The sails manufactured from this substance are highly resistant and light. The case of RM 011 Lotus F1 is in NTPT carbon, a material exclusive to Richard Mille consisting of over 600 layers of carbon fibers. Lotus F1 Team logo decal under 12 o’clock, while RM 011 R. Grosjean is indicated in gold between 7 and 8 o’clock. The brand’s RM 011 Flyback Chronograph watch has a case made of NTPT carbon. This material which is composed of multiple layers of parallel filaments obtained by dividing carbon fibers, has also been used for Formula 1 car chassis for the last two racing seasons, and in aeronautics for the fuselage of the future Solar Impulse 2 aircraft. The 50mm x 40mm (at its widest point) x 16.15mm (at its thic