Synthetic stones for watchmaking Watchmaking stones, also known as rubies, are small synthetic stones generally composed of ruby, sapphire or sometimes synthetic corundum. They are used in the manufacture of mechanical watches as bearings for the pivot points of gears and other moving parts. These stones perform several important functions in a watch movement: Reduce friction: The primary function of gemstones is to reduce friction between the moving…

The properties of synthetic ruby Synthetic rubies have a number of properties that make them useful for a variety of industrial and scientific applications. Hardness Synthetic rubies are exceptionally hard, measuring 9 on the Mohs scale of mineral hardness. This hardness is only exceeded by that of diamonds, which makes synthetic rubies very resistant to scratches and abrasion. Chemical composition Rubies are generally composed of aluminum oxide (Al2O3),…

Micro-precision applied to luxury watchmaking – VALOR Magazine On July 6, CIMD General Manager Carlos Morgadinho was interviewed by VALOR magazine. We are delighted to share this interview with you in full. CIMD has been in business for 33 years. Since Fundão, it has been manufacturing components for top-of-the-range Swiss watches. Committed to being a company integrated in its community, responsible and with a social impact on its…