Sigma Electronic SA was founded in 1978 in Biel/Bienne (Switzerland), the very heart of the Watch Industry.

The primary goal set by the company was the inhouse conception, development, manufacture and trade of measuring instruments for the international watch industry. 

With more than 40 years of dedication and professional experience in the field, Antonio Sarais, CEO, assisted by his son Jean-Marc, R&D Manager, is proud to see Sigma Electronic as the international leader in the manufacture of Water Resistance Testing Equipment for the watch industry.

Newly developped instruments combine state-of-the-art technology and modern design in order to meet today´s requirements of the Watch Industry. With their extremely solid construction and high-quality materials, all products are intended to last for many years. Competent technical support and excellent after-sale service occupies a very important place in the customer relationships of the company. 

Today, Sigma Electronic SA exports instruments all over the the world. Prestigious international watch factories as well as watchmakers are trusty customers of Sigma Electronic since decades. 

The company also provides companies operating in various industries with technical support and customized electronic components to be incorporated in their own equipment.

Local partners in several countries trade with Sigma Electronic´s products and ensure an excellent after sale-service on-site.