Diamond certification, which is different from a jeweler’s appraisal, is essential when purchasing a quality diamond. Many diamonds look the same, but not all of them are going to be of the quality you might like. Diamond certification is written proof that a diamond’s attributes are indeed genuine. Without the paper, there are no assurances the diamond you are considering is of the best quality. With ithe certifcate, you know the precise grading for each of the 4Cs that make up a diamond’s grade – color, cut, clarity and carat weight.
Certification provides the needed information to assess a diamond’s value, as it happens with coins appraisal. It also allows the potential buyer to make an intelligent comparison with other diamonds under consideration.
Forex Diamond certificates are issued by independent gemological laboratories, not be a private jeweler. There are several grading laboratories, the most prominent being: the International Gemological Institute (IGI); the Gemological Institute of America (GIA); the American Gem Society (AGS); the European Gemological Laboratories (EGL) and GemEx Systems.
When you buy a diamond, be sure to question the diamond seller about the attributes of the gem stone. Ask to see the diamond certificate itself. If you are a thorough comparison shopper, you will note that the varying quality of the diamonds each jeweler carries.
A diamond certification will also provide markers about other qualities the gem should own, such as fire, brilliance and scintillation, also called Return of Light. These qualities refer to how light is refracted back to the eye when the gem is both still and when in motion. The certification will also give you a measure of the stone’s shine. These factors also impact the beauty and brilliance of your diamond.