New Excalibur Spider Pirelli Skeleton - Automatic Skeleton ref. RDDBEX0617 in red from the original Swiss brand Roger Dubuis, released in a limited edition of 88 copies, was the fruit of a joint collaboration with Pirelli, known for its technical and industrial innovations on a global scale, the only supplier of tires. This model is released exclusively for Roger Dubuis brand boutiques. This year, Roger Dubuis presented a novelty of 2017. This variant of the Excalibur Spider Pirelli impressed the most. The large 45mm model of the Roger Dubuis Excalibur Spider Pirelli watch with an open view of the watch movement, is made of titanium with a black DLC coating. Against its background, a rich red color stands out: the inner flange, the tips of the hour and minute hands, the rubber ring on the crown, the seam is made on a strap. Inside the case, a reliable Swiss-made watch, caliber RD820SQ with a microrotor, beats. Watches with a runtime of up to 60 hours. Its design is assembled from 167 parts and meets all the requirements of the "Poinçon de Genève" certification. The watch is worn on a black rubber strap with an insert that combines RubberTech material with rubber from high-performance Pirelli tires. Closure: Double adjustable folding closure made of titanium with a black diamond finish.