Developed in the late 1970s by the Reliability Test Centre of the Swiss Watchmaking Industry Federation (FH), the...+++
Multiples indirect shock tests
On the wrist, the watch is subjected to frequent accelerations and numerous impacts of all levels of intensity. These mechanical stresses affect the...+++
The wearer can sometimes drop their watch out of clumsiness. When it hits the ground, the watch will sustain an extremely violent impact, of up to...+++
The watch is exposed on a daily basis to a wide variety of magnetic fields (computers, telephones, magnetic locks, motors…). Depending on their...+++
Watch-movement characterisation
Watch accuracy, in particular mechanical watches, is an important criterion for user satisfaction. To this end, the movement characteristics are...+++
The reliability of a product is generally determined by applying accelerated operating cycles, providing optimum reproduction of real conditions of...+++
Watch water resistance is strictly tested as per the various points of standards ISO 22810 or ISO 6425. Other tests are also...+++
The reliability of wristlets and clasps is carefully inspected by a combination of several mechanical and climatic tests. For any type of wristlet,...+++
The reliability of a watch case, particularly its water resistance and its wear and corrosion resistance, is the result of its design, as well as the...+++
The face of a watch, the dial – hands assembly may be altered under the effect of climatic or chemical stresses. Various tests are used to detect any...+++
Characterising crystals and anti-reflective coatings
The watch crystal is, along with the dial, an essential part of the watch's image. Its brittleness, scratch resistance and transparency are important...+++