Proud of its newly minted partnership with Lamborghini Squadra Corse—the Italian automaker’s motorsports division, responsible for competitions such as the Super Trofeo—Roger Dubuis is touting a new 45 mm Excalibur Aventador
S edition in blue that boasts a degree of complexity familiar to fans of supercars. Powered by the Geneva watchmaker’s
Duotor (double balance wheels) concept, the model features a completely revamped 312-part RD103SQ movement sheathed in a skeletonized Excalibur Spider case.