All India Gemological Institute Online verification

Diamond Report

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Diamond certificates by A.I.G.I. India assure buyers of quality and authenticity for the first time ever in the Indian diamond industry get a guaranteed verbal opinion and grading before purchasing

Engage yourself to the world’s diamond industry! India’s diamond industry will never be the same again. The diamond certificate assures buyers of the quality and authenticity of their stone. If you later decide to sell your stone having the certificate will provide the stamp of authenticity you’ll need to get a fair price. Having the certificate may even add value to your diamond. The buyer doesn’t need to pay for an appraisal. It helps you sell it faster. Changes in the market have increased the demand for reliable diamond appraisal reports from highly credible organizations. And A.I.G.I. India is one of them.

Diamond certification is the gemological analysis of your diamonds characteristics and components. Analysis is done in an independent laboratory by certified gemologists. Once the analysis is complete, you will receive a report summarizing the findings and a detailed sketch of the diamond. Diamond certification is important because today there are artificial diamonds and treatments used to enhance the color and purity of diamonds. Treatment became so sophisticated that even your diamond dealer / retailer will not be able to detect them without advanced laboratory equipment, thus, diamond certificates safeguard your purchase.

Your diamond certificate will include the following information: Color, Clarity, Cut, Carat weight, The diamond’s shape, Measurements, Table and depth percentages, Grade, Polish, Symmetry, Fluorescence, Graining, Cut grade, Prediction of light performance (if applicable).

A.I.G.I. India offers a variety of diamond certification reports:

  • Diamond Certificate – AIGI’s most comprehensive certification report.
  • AIGI Certicard TM – Diamond Certifications in the form of a plastic identity card.

In addition to diamond certification reports, A.I.G.I. India offers the following services:

  • Jewelry Certification for Diamonds – Certification for diamonds already set in jewellery.
  • Sealing of Certified Diamonds – Once the diamond certification process is complete, the diamond is secured in a sealed package that displays the diamond and the basic certification information.

When obtaining a diamond certificate it is better to use a company that is well known in the industry such as A.I.G.I. India. It offers: Express service in hours; substantial savings in comparison to competitors’ prices; more grading information than competitor certificates; web based online confirmation services; award winning gemologist with international certification; state-of-the-art diamond grading.

Diamond Report in Credit Card Format

Certificate Gems2

This report format with rounded corners - 3.4" x 2.2" (86mm x 54mm) - offers the option of a plasticized report, adding to the security features and standard report data as well as the high resistance to wear of a common credit card. View Diamond Report in Credit Card Format

Colored Stone Report


AIGI laboratories are equipped with the most technologically advanced instruments for the identification and authentication of colored stones. These instruments include immersion cells, micrometers, spectroscopes, polariscopes, refractometers, specific gravity liquids, binocular microscopes and spectrophotometers. Techniques such as stone coating, diffusion treatment, heat treatment, polymer impregnation and clarity enhancement as well as sophisticated developments in creating synthetic gems, are commonplace today. AIGI's approach to colored stone analysis is extremely important to you, especially in light of the fast-evolving new techniques being used to alter and treat rubies, sapphires, emeralds and other stones. Colored Stone Identification Report The colored stone identification report identifies the gemstone's specific variety, shape and cut, carat weight, measurements, color quality and transparency factor, as well as other major optical characteristics. Disclosure of treatments is also noted in this report. Upon request, country of origin may be determined. The certificate clearly states if the stone is natural or synthetic.


AIGI provides Short Term Courses viz. ‘Diamond Essentials’, ‘Colored-Stone Essentials’ through the mode of Distance Education. Distance Education is provided by way of simple, easy to read and understand course material and assignments sent through post or email (depending upon the preference of the candidate).


Engage yourself to the world’s diamond industry! India’s diamond industry will never be the same again.All India Gemological Institute (A.I.G.I.) is proud to announce that its renowned grading services and certificates are now available in India. The diamond certificate assures buyers of the quality and authenticity of their stone.

How to reach Us

GUJARAT. 390 010. 7270000033.

1st Floor,Mall Plaza
Fountain Chowk,Civil Line
SCO. 410, First Floor,
Sector - 8,
Panchkula. 98883-01595.