The Rotonde de Cartier Astrotourbillon released in 2012 is a horological masterpiece driven by ingenuity and unique materials the result a true spectacle to admire. Cased in a fusion of niobium-titanium alloys the model breaks tradition from the classical tourbillon where the mechanism rotates around its own axis. To exhibit an eccentric stellar viewing experience for watch connoisseurs the Rotonde de Cartier Astrotourbillon operates on a special rotational axis for it is positioned at the center of the movement. The complication also has an innovative carbon crystal tourbillon carriage and escapement that requires no regulation or lubrification. Visually striking the tourbillon rotates on an elegant sunburst grey backdrop with a one-minute regulation with fluidity. The concentric design of the dial further adds an attractive dimension to this already remarkable timepiece. From the outer seconds track to the sunken inner large Roman numerals ring and finally the proud display of the open-work movement the timepiece presents true class of a gentlemen.