News

We will be in Bangkok 13 – 17 January 2020 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...

The dates for courses at SSEF in 2020 have been announced. Come and take a course with us to advance your gemmological knowledge! We will be offering a range of courses in 2020 that cover a wide variety of topics including: introduction to gemmology, origin determination...

We will be in Bangkok 19 – 23 August 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...