Specialist in production
and sapphire crystal shaping
As a true specialist in the production and shaping of sapphire crystals, Erma Boécourt SA places its know-how and experience at the service of leading watchmaking groups. Today, Erma stands out as an established player in the Swiss watchmaking industry, positioning itself on skills that combine precision, quality and flexibility, and offering Swiss made products, up to 100% Swiss, using our partner TIMSAPH's material manufactured in our region.
Precision, quality
and Swiss know-how
Precision is an integral part of all our manufacturing processes, in order to offer products that achieve perfection. In this way, our company meets the demands for precision and cutting-edge technology, while at the same time emphasizing the traditions that are so deeply rooted in the Swiss watchmaking industry.
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erma

An impressive installation
panels 0 square meters 0 kWh produced per year 0 The figures speak for themselves. The photovoltaic installation on the roof of Jura Sablage Sàrl covers an area of 1,880 m² and comprises 1,032 solar panels, generating an annual output of 408,360 kWh. The roof of Erma Boécourt SA is equipped with 384 panels covering 750 m², producing 162,510 kWh per year. Thanks to the combination of these two installations, we can produce enough electricity to cover all our annual energy needs, estimated at around 480,000 kWh. This production of renewable energy enables us to meet the high electrical demand of our machines, while making our business and our sapphire lenses more environmentally friendly.Offering sustainably manufactured components meets a growing demand for transparency and environmental responsibility, both within the watch industry and among consumers.
Contact usGreen mobility
Following on from the installation of these panels, charging stations for electric vehicles have also been installed, supporting the transition to cleaner mobility.
A further step towards sustainable production
With this solar installation, our company is taking an important step in its energy transition and positioning itself as a responsible player. Indeed, by investing in renewable energies, we aim to prove that it is possible to combine production with respect for the environment.
Techniques
state-of-the-art
Erma Boécourt SA has a wide range of skills to cover every stage of the sapphire crystal transformation process. With over 50 years' experience under its belt, Erma Boécourt SA has mastered the most advanced machining processes in the Swiss watchmaking world. Our national know-how and "Swiss made" products reinforce our credibility with the various customers we work with on a daily basis.
The company
Erma is an independent, family-owned company located in the heart of the Swiss Jura, in Boécourt, a region strongly influenced by the watchmaking culture and industry. What sets us apart today is our manufacturing and machining process, which can be described as 100% Swiss Made.
