The watches that Patek Philippe designs for the time calculating are the most popular chronograph watches among the other series by fully independent research and development of Philippe Patek. And the movement productions like that are up to as many as eight models, not only in the pattern and design aspects of innovation, but also the function and appearance.
If this function matches the appropriate scale, the chronograph watches can even designed as mechanical calculator on your wrist. What’s more, the calculation is performed according to the measurement results. This is a breakthrough on the watchmaking industry. These Patek Philippe Multi-scale Chronograph Limited Edition Replica Watches set three scales: they are used to calculate the speed, distance, and the heart rate of the logarithmic scale respectively. In the late 1960s, the watches with quasi range finder and pulse oximetry began to spread. It is widely used in the professional fields. Patek Philippe limited edition Multi-scale Chronograph Cheap Copy watches are the salute to the chronograph watches.