Before you finally buy a diamond, you must ensure a certificate that clearly states about the quality parameters of the gemstone. Such certification of the diamond not only ensures its adequate quality for the customers but it also is useful in appraisals and insurance of the gems after buying them.
What does a diamond certificate say?
A diamond certificate gives tells you all about the diamond. Known also as diamond grading report and diamond dossier, the certificate discloses the 4Cs of diamonds – color, clarity, cut and carat weight. As you go through these quality parameters, you know how precious the stone is.
In order to make the quality parameters of the diamonds even more visible and clear to the customers, the certificate also displays a graphic and plotted diagram of the diamonds.
| Reputed institutions issuing diamond certificates or grading reports |
| As you shop for the diamonds, the jeweler will produce its diamond certificates or diamond grading reports. Make sure that these reports are only from the reputed companies of the world and not from the local ones that can be manipulated for fake certificates. Today, there are select few diamond grading companies of high repute. Here is a list of such companies. |
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GCAL - Gem Certification and Assurance Laboratory works to keep very strict grading standards. The company is so sure of its high quality standards of grading the loose diamonds that it offers cash-back if the customers find any error in the diamond graded by it. See Guarantee.
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GIA - Gemological Institute of America is well known for grading system that it propagated across the world for diamonds. The certificates of this company are sough after by most of the jewelers as this is also one of the oldest and most reputed companies of its field.
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IGI - International Gemological Institute was set up in 1975 in Antwerp and is known for its strict grading standards with its laboratories located in New York, Mumbai, Tokyo and Bangkok.
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AGS - American Gem Society is one of the few diamond grading companies that keep strict quality standards. It’s headquarter is in Nevada, USA.
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EGL - European Gemological Laboratory has its labs opened in many cities including Johannesburg, New York, Antwerp, Paris, London, Seoul and Antwerp.
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HRD - Hodge Raad Voor Diamant, meaning the diamond high council has its headquarters in Antwerp. The company also represents diamond trade and industry of Belgium
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Diamond Education Center
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866-441-1278
