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Laboratories
| Diamond Grading Laboratory A leading and trustworthy diamond grading laboratory. The laboratory gives the best grading reports which are assuring. Diamond Grading Reports Better and trustworthy diamond grading through GIA and AGSL European Gemological Laboratory Diamond Grading and Gemological Laboratories operating in Europe . Global Gemological Laboratory GGL is widely recognized as one of the premier diamond grading laboratories. Diamond Cut Grading Diamonds are graded by two leading labs AGSL and GIA, the most respected grading laboratories in the world. How Gemstones and Diamonds are Graded? It is imperative to learn how gems are graded . National Gemstone utilizes the world's foremost independent grading laboratories. Diamond's beyond the 4C's If you are buying a high priced, high quality diamond, it is worth while considering whether you should get an expert opinion. AGS & GIA Look at the best grading laboratories worldwide. GIA The most widely acknowledged grading authority in the world. GIA uses the most sophisticated procedures for Grading. Diamond Grading Diamond grading is performed at one of the many different laboratories around the world, as well as by smaller independent and less recognized companies |