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Is EGL certification as good as AGS or GIA?
From a standpoint of accuracy and consistency, the consensus of the experts is that EGL certification is not as reliable as diamond certification done by AGS or GIA. As a result, diamonds marketed with EGL reports are significantly discounted relative to diamonds with reports from AGS Laboratories (AGSL) and GIA.
Diamond certification is part science and part practiced skill, but it is also a business. There appears to be a fundamental business reason that EGL reports are considered by the diamond and jewelry industry to lack some credibility. “EGL” is network of independent labs lacking central control. What is generally referred to as “EGL” is a combination of European Gemological Laboratories International and EGL USA Group, somewhat related but distinct entities. GIA, while having multiple labs worldwide, is a single business entity with unified practices and philosophy. Likewise, AGSL is a single, stand-alone labora
Is EGL certification as good as AGS or GIA?
From a standpoint of accuracy and consistency, the consensus of the experts is that EGL certification is not as reliable as diamond certification done by AGS or GIA. As a result, diamonds marketed with EGL reports are significantly discounted relative to diamonds with reports from AGS Laboratories (AGSL) and GIA.
Diamond certification is part science and part practiced skill, but it is also a business. There appears to be a fundamental business reaso
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