New emeralds from Musakashi in Zambia appear in the market
Advanced testing using Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LAICPMS) on an anomalous stone from a batch of 10 emeralds submitted to the Swiss Gemmological Institute SSEF has indicated that it is likely to have been sourced at Musakashi, in the Solwezi district of central Zambia. This sug
SSEF at GemGenève (03-07 November, Booth A39)
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 A39. SSEF GemGenève Booth A39 03-07 November 2021 (03 November is setup day, goods can be submitted) Tel: +41 79 219 72 38 (only during
Upcoming on-sites: Münich (Oct. 2021) and Geneva (Nov. 2021)
We are pleased to announce that we will be present with on-site testing services in Münich (Germany) during the GemWorld show (22-24 October 2021) and GemGenève from 4 – 7 November 2021 in Geneva (Switzerland). Our booth number in Münich will be: B6.450 Our booth number at GemGenève will be: A39 Pleas
SSEF FACETTE MAGAZINE 2021
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 at SSEF R
SSEF launches free online courses on major gems in English, French and simplified Chinese
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 le
SSEF scientists author first published study of new high-quality emerald type from Afghanistan
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 of the challenges posed by
NEW RESEARCH ON EMERALD ORIGIN DETERMINATION
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 orig
New digital order forms for submissions to SSEF
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 order forms are quicker and easier to fill out, given [&hellip
SSEF introducing new service using DNA fingerprinting technology that finally enables identification of pearl species
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 DNA fingerprinting re
SSEF FACETTE MAGAZINE 2020
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 f