In 1969, Breitling Replica designed the first self-winding chronograph movement, this technology invention lead the Breitling designed a series called Chrono-MATIC's Chronograph watch this series crown located on the left and uniqueFeatures. 35 years later, the second edition of the Chrono-Matic has become the focus of attention at the time: the crown of the left side of the case, 30-minute totalizer at 9 o'clock, small seconds at 3 o'clock, 6 o'clock Calendar addition Chrono-Matic also an important feature: Aviation calculator, which is achieved by rotation of the outer bezel affects the gears and bearings of the inner bezel to the operating. This mechanical setting ensures able to accurately read the measurement data.