The latest edition (June 2021) of SSEF’s Facette magazine is now available online as a PDF. This magazine brings you reports of our latest gemmological research and findings, courses and other SSEF activities.- The Science of Gem Testing - New Afghan emeralds- Machine learning...
The Swiss Gemmological Institute SSEF has launched a series of free-of-charge, online courses, entitled “Understanding Gemstones.” With each covering a specific gem, the courses are comprehensive and self-paced by the student, who is able to start and complete them at any time via SSEF’s Internet-based...
The first detailed study characterising an emerald type from Afghanistan that has recently become available in the gemstone trade has been prepared by a team of scientists from the Swiss Gemmological Institute SSEF, and published in the most recent edition of Journal of Gemmology. One...
Origin determination of emeralds is a fascinating subject. In our efforts to gain greater insights into gemstones from different origins, SSEF has developed a new machine-learning-assisted chemical data visualization approach for emerald characterisation.The case study compared 168 emeralds from different origins using a t-SNE (t-distributed stochastic neighbor...
In order to simplify testing submissions to SSEF we now provide clients the option of filling out a digital order form. Please note that all gems or jewellery submitted to SSEF for testing require an order form to be filled out and signed.These new...
The Swiss Gemmological Institute SSEF is introducing a new service to support the documentation of the origin and provenance of pearls, in partnership with the Institute of Forensic Medicine at the University of Zurich. It is made possible by a substantial expansion of the organisation’s...
The latest edition (May 2020) of SSEF's Facette magazine is now available online as a PDF. This magazine brings you reports of our latest gemmological research and findings, courses and other SSEF activities.- Age dating of gems- GemTrack™- Laser inscription of gems- DNA fingerprinting of pearls...
BASEL, SWITZERLAND: MAY 19, 2020 - A breakthrough study entitled “DNA fingerprinting: an effective tool for taxonomic identification of precious corals in jewelry”, authored by researchers from the Swiss Gemmological Institute SSEF and the University of Zurich’s Institute of Forensic Medicine (IRM) and recently published in the leading peer-reviewed journal...
After a period of temporary closure, the SSEF lab in Basel is now testing gemstones and jewellery again. We are pleased to announce that as a measure of support for the international gem and jewellery trade we are offering special conditions on most regular SSEF-Ferrari shuttles until...
In light of the difficult situation in Hong Kong and mainland China, and the postponement of the March Gem & Jewellery shows, SSEF has decided to support the trade by offering special conditions on SSEF-Ferrari shuttles from Hong Kong and Bangkok until late April.From 24th of...