GIA created the 4Cs (Color, Clarity, Cut and Carat Weight) as a universal method for establishing the quality of any diamond, anywhere in the world. These are are scales for color, clarity and cut. (032813)
A classically modeled, vintage emerald-cut diamond, weighing just shy of two-and-a-half-carats and bearing a GIA Diamond Grading Report stating: E color-VS1 clarity, is presented in consummate Art Deco style in this stunning and impressive platinum and diamond ring. The icy-white diamond, presumably cut during the 1930s-40s, was evidently remounted at a later date utilizing modern full-cut and sleek straight baguette diamonds on top and the original european-cut diamonds on the sides.
Here at Brilliance, we want each customer to make an informed decision when choosing a certified diamond so that they will be completely satisfied with their purchase. When deciding which certification to go with, it is important to understand the vital differences between the diamond grading techniques of the two laboratories. http://blog.brilliance.com/2009/gia-vs-egl