About Us - World Gemological Institute
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About Us

In 2016, WGI successfully moved their headquarters from Ramat Gan “Israeli Diamond Exchange” to a new, London based laboratory in the heart of the diamond district Hatton Garden.

 World Gemological Institute (WGI) is dedicated to providing the highest level of service and expertise to its clients, ensuring the integrity of the diamond, gemstone and jewellery industry. With its commitment to education, research, and certification, WGI is an invaluable resource for anyone interested in the world of gemstones.

Our Gemologists

Our team of Gemologists, who have graduated from the esteemed Gemological Institute of America (GIA), boast extensive industry experience. In order to continually enhance their expertise, our staff diligently participate in seminars, lectures, and advanced gemological studies. Notably, they pursue the esteemed Fellowship (FGA) offered by the esteemed Gemological Association of Great Britain (Gem-A).

WGI enjoys a strong reputation within the diamond industry, as well as among jewellery manufacturers and retailers. We adhere to a conservative approach in our gradings, ensuring dependable consistency in delivering results to all our valued customers.

Our Mission

Our goal at WGI is to accurately identify, grade and evaluate diamonds, gemstones, pearls and jewellery; distinguish if they have been treated prior to your purchase, and determine the origin and authenticity.

Our laboratory applies the highest standards, using the most updated technology and qualified gemologists. WGI grading processes are updated according to the latest industry developments.

The standards of testing and the equipment utilised are in line with industry’s latest techniques. WGI continually invests in acquiring the highly innovative technological instruments for more precise and accurate gradings. We take great care with customer’s precious items and details with the high standard of integrity.

Our Laboratory

Welcome to the Gemological Laboratory at WGI (World Gemological Institute), where precision meets expertise in the world of gemstone evaluation and analysis. Nestled within a state-of-the-art facility, our laboratory is dedicated to providing meticulous assessments of gemstones, ensuring accuracy and reliability in every evaluation.

Upon entering our laboratory, you are greeted by a meticulously organized workspace designed to facilitate the intricate processes of gemstone examination. The laboratory is equipped with cutting-edge technology and an array of specialized instruments, meticulously calibrated to ensure precise measurements and assessments.

Awards & Industry Recognition

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