The watchmakers at Carl F. Bucherer worked on it for three years and the result of their labors is a watch movement of a rare perfection. The CFB A1000 caliber is the expression of a philosophy that will define a new age in watchmaking. With trailblazing developments like the peripheral rotor. With innovative technologies, like the dynamic shock absorption system (DSA), registered for patent, and the intelligent precision adjustment, CDAS.