SSEF in Las Vegas at Antiques Show (May 30 – June 3, Booth: 153)
SSEF will be exhibiting at the Las Vegas Antique Jewelry & Watch Show May 30 – June 3 2019. We will be offering coloured gemstone express testing services at our booth 153 at the Las Vegas Convention Center. SSEF Las Vegas Antique Jewelry & Watch Show Booth 153 Las Vegas Convention Center 30 Ma
SSEF Performs First-Ever Radiocarbon Age-Dating Procedure on Historic ‘Ana Maria Pearl’
The Swiss Gemmological Institute SSEF has successfully age-dated the historic ‘Ana Maria Pearl’ using carbon-14 (14C). This is the first time such a procedure has been conducted on a historic natural pearl, to provide valuable and new information on the age of a gem. Read Press Release (PDF)
SSEF at Baselworld 2019 (21-26 March, Booth: 3.0/B31)
During BaselWorld 2019 (21 – 26 March), SSEF will be offering its convenient gemstone and pearl testing services. You can find us on the ground floor of Hall 3 at booth No. 3.0/ B31, at a different location than last year. We look forward to meeting you at our booth and to testing your gemstones […]
SSEF launches GemTrack™
GemTrack™ links a cut stone to a specific rough stone using gemmological techniques. GemTrack™ is based on a combination of crystallographic, structural, chemical and microscopic analyses that allow for detailed and potentially unique characterisation and fingerprinting of a rough stone. These sam
Facette No. 25 published and available online
The latest edition (2019) of SSEF’s Facette magazine has been published. It is now also available online as a PDF. This magazine brings you reports of our latest gemmological research and findings, courses and other SSEF activities. Read and Download Facette SSEF FACETTE NO. 25, 2019 FEATURED ARTICLES: Tracea
LMHC Presentation On Sapphires Heated With Pressure (February 2019)
This presentation summarizes the findings of the LMHC group of gemmological laboratories (that includes the Swiss Gemmological Institute SSEF) as of February 2019 on the issue of ‘Sapphire heated with pressure’. Download PDF of presentation
SSEF On-site testing in Hong Kong, 21 February – 04 March 2019
We will be in Hong Kong 21 February – 04 March offering our on-site testing services, during the upcoming Hong Kong Jewellery and Gem Fairs. Equipped with our mobile instruments and spectrometers, we will be testing coloured gemstones (no diamonds or pearls) at the Asia World Expo (AWE, 26 February – 02 Mar
New research on traceability and blockchain applications for gemstones
A recently published article by SSEF and co-authors in the Journal of Gemmology provides an extensive overview of blockchain, chain-of-custody and traceability in the gem industry. The full article can be downloaded here.
SSEF on-site testing in Bangkok, January 2019
We will be in Bangkok 07 – 11 January 2019 offering our on-site testing services. Our office is in the gem trade district at the Silom Road. Equipped with our instruments and spectrometers, we will be testing coloured gemstones. Please contact us to make an appointment. More information on our Bangkok se
LMHC makes progress on harmonisation of colour description and new treatment issues
Significant achievements in the harmonisation of wording on laboratory reports and the reporting of new treatments have been chalked up during the 29th meeting of the Laboratory Manual Harmonisation Committee (LMHC), which was hosted by the Gübelin Gem Lab in Lucerne, Switzerland, on November 14 and 15, 2018.