World Gemological Institute

Gemological Certification london

14 Greville Street London EC1N 8SB Mon-Fri 9.30am to 6.00pm

Industry experienced gemologists

Our Gemologists are graduates of the Gemological Institute of America (GIA) and have many years of industry experience. Our staff are required to continually improve their education and training by regularly attending seminars, lectures, and advanced gemological studies. Including the coveted and highly regarded, Fellowship (FGA) through the Gemological Association of Great Britain (Gem-A).

WGI certification

WGI Gemological reports describe the characteristics of the gemstones to be analysed by the laboratory and gives a valuable asset to the Jewellery Industry. The reports, with their unique online report verification number. It contains the results of loose or mounted diamonds or any gemstones, features and characteristics of eventual precious metals present in the jewellery that is analysed.

Diamond grading service

Diamond reports cover the four C’s: cut, colour, clarity, and carat weight. The diamond report includes an in-depth measurement of the proportions of your diamond, with a detailed mapping of the inclusions. Which gives you a complete visual of the internal characteristics of your gemstone, this is useful for identification purposes.

GEMSTONE IDENTIFICATION REPORT

Gemstone identification

Gemstone Identification reports are requested for standard identification and verification of diamonds and coloured stones. The gemstone report Includes the type of the material and it's measurements, quality, weight and will have a detailed photograph of the gemstone.

VERBAL PRE-GRADE / EVALUATION

Pre-grade jewellery evaluation

When you are considering buying a diamond or a piece of jewellery. It is important to have the diamond evaluated to be sure you are getting what you paid for. It is recommended that you have a verbal pre-grade jewellery evaluation on the item before you make the investment. You can then rest assured the diamond fulfils your expectations. Our team of valuers will be able to explain in detail the quality and value of the diamond. This will give you have a much better understanding of your investment.

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