Editorial The origins of the Gübelin Laboratory go back to the early part of the last century. In the 1920's, the House of Gübelin recognised the need for, and value of, a wide and well founded knowledge of the gemstones it mounted in its own pieces of jewellery. From these beginnings, a standard of excellence and tireless devotion to the development of the science of gemmology brought international esteem and recognition to the Gübelin Laboratory.  More Details » History The Gübelin Gem Lab is pleased to announce that together with the AGTA-GTC, GIA-GTL and SSEF labs, an agreement has been reached to unify the wording used on lab reports, regarding the new treatment coming out of Thailand. This landmark agreement represents the first time that these four labs have come together to unify wording of a new treatment, which has been causing much concern and confusion in the industry over the past few months.  More Details » Team The Gübelin Gem Lab presently has a staff composed of six gemmologists with a combined experience of gemmological analysis exceeding 90 years! More Details »