SSEF launches Education Scholarships
SSEF is launching two educational scholarships in gemmology, that will each be awarded once annually. They allow the scholarship winner to take a course at SSEF for free. SSEF will also cover the necessary economy flights and hotel costs required for the candidate’s participation (1 person) in the course. The
SSEF on-site testing in Hong Kong, 12 – 22 September 2024
We will be in Hong Kong 12 – 22 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, 16 – 20 September 2024, b
SSEF in Bangkok 14 – 23 August 2024
We will be in Bangkok 14 August – 23 August 2024 offering our on-site testing services. The office will be closed on August 17th and 18th. 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 SSEF in
SSEF at GemGenève (09-12 May 2024, Booth B13)
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 B13. SSEFGemGenève Booth B1309-12 May 2024 (May 8th is setup day, goods can be submitted from 10am onwards)Tel: +41 79 219 72 38 (only d
Join us for the live presentation of ASDI-500 (screening diamonds down to 0.5mm size) at the Antwerp Diamond Bourse on Thursday March 21st
ASDI-500, is the world’s first automatic device to verify the nature of diamonds – natural diamonds VS laboratory-grown diamonds VS diamond simulants – down to the tiny size of half a millimeter (0.5mm or 500 micrometers, hence its name ASDI 500).
SSEF on-site testing in Hong Kong, 23 February – 04 March 2024
We will be in Hong Kong 23 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, 27 February – 02 Mar
SSEF at Tucson AGTA show (30 January – 4 February 2024)
SSEF is honoured to take part in the upcoming edition of the AGTA show in Tucson (AZ, USA). We will be offering coloured gemstone express testing services at our booth in the East Galleria. SSEFAGTA Booth in the East Galleria30 January-04 February 2024 Tel: +41 79 219 72 38 (only during AGTA Tucson show) Dr. [&
SSEF closed 21 December – 2 January
The SSEF laboratory will be closed for the holidays from December 21st 2023 to January 2nd 2024. We will reopen on January 3rd 2024. Our whole team would like to thank you for your confidence in our services. We wish you peaceful holidays and look forward to working with you in 2024.
SSEF at GemGenève (02-05 November 2023, Booth A71)
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 A71. SSEFGemGenève Booth A7102-05 November 2023 (November 1st is setup day, goods can be submitted from 10am onwards)Tel: +41 79 219 72
Irradiation Treatment in Rubies and other Corundum Varieties: Update about Ongoing Research at SSEF on this Issue
Irradiation of corundum varieties to change and enhance their colour is known since many decades but remains a difficult and challenging issue until today, as no gemmological method is currently known which would allow an unambiguous detection of this type of treatment.