Applications now open for the Second Edition of the SSEF Education Scholarships
SSEF is delighted to launch the second edition of its two annual educational scholarships in gemmology. Each scholarship offers the winner the opportunity to attend a course at SSEF free of charge. In addition, SSEF will cover the costs of economy flights and hotel accommodation (for one participant) required t
SSEF on-site testing in Hong Kong, 11 – 21 September 2025
We will be in Hong Kong 11 – 21 September 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, 15 – 19 September 2025, b
News from the SSEF (2025)
Presentation by Dr Laurent E. Cartier & Dr. Michael S. Krzemnicki at the Swiss Gemmological Society SGG conference in 2025.
Genetic Testing of a High-End ‘Angel Skin’ Precious Coral Necklace Identifies a Species New to the Precious Coral
Genetic Testing of a High-End ‘Angel Skin’ Precious Coral Necklace Identifies a Species New to the Precious Coral Trade and Potentially New to Science. Diversity 2025, 17, 395
Synthetic coloured stones (2025)
Presentation by Dr. Michael S. Krzemnicki at the 2025 GILC conference in Tucson in February 2025.
Trace DNA from a century‐old holotype specimen resolves taxonomic uncertainties: the case of the Hawaiian pink precious coral
Trace DNA from a century‐old holotype specimen resolves taxonomic uncertainties: the case of the Hawaiian pink precious coral (Pleurocorallium secundum), a CITES‐listed species used in jewelry.
SSEF at GemGenève (08-11 May 2025, Booth L09)
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 L09. SSEFGemGenève Booth L0908-11 May 2022 (May 7th is setup day, goods can be submitted from 10am onwards)Tel: +41 79 219 72 38 (only d
SSEF on-site testing in Hong Kong, 26 February – 08 March 2025
We will be in Hong Kong 26 February – 08 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, 02 – 06 March 2025,
The age of gems (2025)
Presentation by Dr. Michael S. Krzemnicki at the 2025 AGA conference in Tucson in February 2025.
SSEF Mourns the Loss of Former Director Professor Henry A. Hänni
January 13, 2025 Basel, Switzerland – It is with sadness that we announce the passing of Professor Henry A. Hänni, former Director of the Swiss Gemmological Institute SSEF, who died peacefully at his home in Basel on January 9, 2025, surrounded by his family. Professor Hänni, whose remarkable career spa