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Diamond Certification Versus Appraisal

Those who are planning the purchase of saturation, with colorless gems being at
wholesale certified diamonds or gemstones the beginning of the scale and those with
from jewelry wholesalers do well to deep color at the end.
educate themselves on issues related to While the diamond market and industry is
the diamond market - including diamond controlled by a relatively few
appraisal and diamond certification. individuals and corporate entities, most
Although these terms are sometimes used jewelry wholesalers agree that the most
interchangeably, they are in fact two reliable certifications are done through
different things, both of which are either the Gemological Institute of
necessary in order to determine the America or the American Gem Society
market value of certified loose diamonds. Laboratories.
Certification It is important to understand that such
This is also known as a "diamond grading labs cannot certify gems that are
report." It is used to describe loose mounted. However, a reputable jewelry
diamonds in terms of mass (carat), wholesaler should provide you with a
clarity and color. This report is certificate at the time of purchase.
prepared for jewelry wholesalers, Appraisal
retailers, collectors and investors by Unlike loose stones, a diamond appraisal
geologists who specialize in the can be performed on mounted stones (those
sub-field of gemology, or the study and placed in settings). Unlike
evaluation of precious stones and gems. certification, it is less objective, and
Certified loose diamonds are those which based on estimations made as a result of
are accompanied by such a grading report. what can be seen. There are several
This report gives information about the different techniques for this, but the
diamond's objective physical main purpose is to determine the
characteristics - those which can be diamond's monetary value. Jewelry
measured with scientific methods and wholesalers base their selling price
tools. Such a certificate will include an primarily on such an appraisal.
evaluation of the gem's clarity and color The Importance of Independence
as well as its symmetry and "fire," or It seems obvious that any certification
light reflecting characteristics. and/or appraisal should be done by and
Obviously, a clear diamond without outside, independent agency, but less
visible flaws (such as a "cottony" experienced diamond buyers may not
appearance within) is far more valuable consider that jewelry wholesalers using
than one that contains scratches or their own in-house appraisers will have a
internal blemishes. natural tendency to overvalue their own
Rather than receiving a monetary value, merchandise. For that reason, it is
certified loose diamonds are evaluated on important to have any diamonds you are
different scales, which includes the "SI3 considering certified and appraised by an
Clarity Grade" and a Color Scale that outside third party that is not
uses numbers and letters D-Z. The latter affiliated with your jewelry wholesaler.
describes the gem in terms of hue and




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