It was back in 2008 that Carl F. Bucherer became the first manufacturer to put the concept of an external rotor into series production. That movement was the CFB A1000 caliber with peripherally mounted rotor that revolves around the movement instead of being incorporated into the movement. This caliber armed a few different timepieces in the Carl F. watchesreplica replicawatches Bucherer lineup since then. In 2016, though the brand launched the new CFB A2000 caliber with a new design but still housing a peripheral rotor. The modern automatic caliber receives its energy from a double-sided self-winding mechanism and is able to achieve a thinner case thickness making it possible to offer peripheral rotor watches for women.