Cartier has been a prestigious jeweler since its founding in 1847, with royalty and the upper classes as its clients. Cartier has continued to develop attractive timepieces such as the "Pasha," "Panthère," and "Ballon Bleu.
In addition to producing its own movements, the company is also actively engaged in watchmaking from a sustainable perspective, such as with the release of the Tank Mast, which is equipped with the photovoltaic Solar Beat™ system.

https://www.cartier.jp/