The balance wheel is to a fine, mechanical watch what a pendulum is to a grandfather’s clock or a mantle clock.
Although the term Sapphire Crystal will likely conjure up images of a gorgeous deep blue gemstone, sapphire has been used in non-gemstone applications for hundreds of years. Here, we explore the sapphire crystal–its history and applications.
With the recent comeback of the mechanical watch and its rotor, the longevity of such watches is remarkable, and a true testament to the artistry of mechanical watches. .