SSEF and UNIMEC introduce the ASDI-500, world’s most precise automated small synthetic diamond screener
The ASDI-500 is able to detect and extract synthetics and simulants as small as half a millimetre in diameter, at the astounding speed of 700 stones per hour. The ASDI-500 Automated Diamond Spectral Inspection system, jointly developed by SSEF and UNIMEC, which will be unveiled at GemGenève International Gem a
SSEF at GemGenève (03-06 November 2022, Booth J16/17)
SSEF is honoured to take part in the upcoming edition of the GemGenève show at Palexpo in Geneva. We will be offering coloured gemstone express testing services at our booth J16/17. SSEFGemGenève Booth J16/1703-06 November 2022 (November 2nd is setup day, goods can be submitted from 10am onwards)Tel: +41 79 2
50 years of SSEF: special symposium & gathering of key industry leaders in Basel
For 50 years, the Swiss Gemmological Institute SSEF has been the forefront of scientific gemmological research and testing to support a thriving gemstone and jewellery trade. In tribute of both its mission and accomplishments, some 150 industry leaders and opinion-makers from around the world gathered in Basel
SSEF at Jewellery & Gem World Singapore (27-30 September 2022, Booth 5B36)
SSEF will exhibit at Jewellery & Gem World Singapore (27-30 September 2022, Booth 5B36)
SSEF turns 50 – enter quiz and win prizes!
SSEF turns 50 in 2022! The non profit Schweizerische Stiftung für Edelsteinforschung was founded on August 22nd 1972 by Swiss trade organisations. Test your knowledge (all the answers can be found on our website) with 10 questions about SSEF and gems, and enter the draw to win three fantastic prizes. First pri
SSEF conducts analysis of cobalt-blue spinel from a newly reported source in Tanzania
For several months already a supply of blue cobalt-bearing spinel has been appearing in the gem trade, including some stones of remarkable size -up to 40 carats- and quality. According to information from reliable sources, the source of the new find is a deposit located about 20 kilometres south-east of Mahenge
New additional test at SSEF for the colour stability of rubies
In light of information gathered over the past few months, we have now added rubies to this colour stability testing protocol, specifically but not limited to rubies originating from Mozambique.
Scientists report breakthrough in precious coral traceability using novel genetic-testing method on samples seized by customs
BASEL, SWITZERLAND: FEBRUARY 14, 2022 – An international research group led by scientists from the Swiss Gemmological Institute SSEF and the University of Zurich’s Institute of Forensic Medicine (IRM) has reported a breakthrough in precious coral jewellery traceability, through the use of a novel forensical
SSEF closed 23 December – 2 January
The SSEF laboratory will be closed for the holidays from December 23rd to January 2nd 2022. We will reopen on January 3rd 2022. Our whole team would like to thank you for your confidence in our services.
SSEF adds online courses in Japanese and traditional Chinese to its free-of-charge ‘Understanding Gemstones’ programme
The Swiss Gemmological Institute SSEF has added courses in Japanese and traditional Chinese to its free-of-charge online educational programme, entitled “Understanding Gemstones.” The courses, which cover diamonds, emeralds, pearls, rubies and sapphires, are now available in five languages – English, Fren