A Primer To Certified Diamonds and Diamond Certification Laboratories

Knowing little about diamond certification is essential for anyone wanting to buy loose diamonds, or almost any part of the diamond jewelry diamond value can be accurately reflected on the certificate. diamond certificate, also called a diamond grading report, prepared expert gemologist and published by the Gemological Laboratory. There are plenty of Gemological laboratories around the world confirm the diamonds, but it is the norm almost all jewelers in the industry has its diamonds certified by the select few internationally renowned Gemological laboratories, which are considered to employ the strictest standards of diamond grading. Known by its initials, and laboratories Gemological Institute of America (GIA), American Gem Society Laboratories (AGS), the European Gemological Laboratories (EGL), International Gemological Institute (IGI), the Hoge Raad voor Diamant (HRD).
Although all of these types of laboratories employ a system that assesses a diamond's value mainly from the Cut, Clarity, Color and Carat, some are held in higher regard than others, because each of these organizations has its own set of standards and advocacies. You can therefore expect a diamond certificate to play an integral part of their cost and resale value. Listed below are some facts point to any laboratory that the buyer may take into consideration when purchasing a certified diamond.
GIAGemological Institute of America is perhaps the most highly respected among the five because it is primarily a non-profit educational institution. Founded in 1931 by Robert Shipley, a pioneering little goldsmith during the 30's, GIA's primary mission is to promote education, research, laboratory services and instrument development in the gem and jewelry industry. It was responsible for making "4 C's": Cut, color, clarity and Carat standard for evaluating diamonds
AGSThe American Gem Society shares the same pedigree as the GIA, after being established in 1934 by the famed Robert Shipley. It consists of a group of over 1200 retail jewelers in North America, he established his own laboratory in 1996 and contributed to progress in modernization and new instruments diamond grading standards as the AGS and AGS 0-10 grading system based on the results of Cut Grading system.
EGLEuropean Gemological Laboratories is an international organization established in Europe for over 30 years. Since then it has split into two independent entities owned by: International EGL and EGL USA. EGL International, the International Organization for Standardization (ISO) 9001: 2000 certified organization and advocate of "SI3" designation for diamond clarity
.
IGIWith locations in all major cities of the diamond trade worldwide, including New York, Hong Kong, Mumbai, Bangkok, Tokyo, Dubai, Toronto, Los Angeles, Tel Aviv, the International Gemological Institute is the largest independent laboratory in the diamond in the world . This is the International Organization for Standardization (ISO) 9001: 2000 certified in four countries including the United States, Canada, India and the United Arab Emiratima.IGI was founded in 1975 and currently headquartered in Antwerp.
for the development of human resources
"Hoge Raad voor Diamant," or Diamond High Council GIA is considered the European counterpart to the representative of the Belgian Diamond Industry. The organization was conceived and based in Antwerp, a city that was at the head of the diamond industry and home to the world's most talented diamond šikare.Laboratorij HRD Diamond is the first laboratory in the diamond in the world that is NBN EN ISO / IEC 17025 certification.
reputable jeweler should be able and willing enough to explain the details to any customer who wants to know more about the different processes of assessment and standards employed by each laboratory, so that he can make an informed odluke.Dijamant certificate is valid and recognized by jewelers and appraisers in the world certified as a clear preference for non-professional buyer.