Whenever choosing a certified diamond, it is always in one’s interest to be completely informed about the purchase one is going to make. Though mostly a certified diamond is based on the 4C’s namely, cut, color, clarity, and carat, still it is of utmost importance to review the grading parameters of various laboratories. Generally, there is always a difference in grading parameters of different laboratories despite having the same color, carat, and even clarity.
The most popular laboratories that certify the loose diamonds are GIA (Gemological institute of America) and EGL (European Gemological Laboratory). When deciding on to which is the more reliable certification, one must consider certain aspects that are enlisted here:
- GIA established in 1931 is a dominant authority in gemology. GIA has a boast-able staff of best Gemologists, diamond graders and instructors. It is located in almost all the major cities of the world and New York, Moscow, Osaka, Bangkok, Mumbai etc. are just a few of the names. GIA has been the pioneer in assigning with standardized grading techniques. Some of the important services offered by GIA is laser inscription on diamonds, diamond grading based on 4C’s, educating diamond professionals and consumers of different aspect of diamonds.
- EGL was founded in Europe in 1974. The EGL too is located in several big cities of various countries namely Antwerp, Paris, Johannesburg, Hong Kong etc. The EGL introduced grading techniques for diamonds weighing less than one carat and is accredited for ‘S13’ clarity rating for diamond.
- Generally, it is suggested to select a GIA certified diamonds as they use uncompromising standards which are precise and uniform through various GIA locations. The grading standards of EGL vary from one location to other. As a result to this variation, GIA certified diamonds are considerably more valuable than EGL hence providing the customer of an assurance of worthy purchase.
- Choosing an EGL certified diamond has its shares of benefits as well. An EGL certified diamond with the same grading of color and clarity will be less expensive as compared to a GIA certified diamond.