Is there a Cut Grade for fancy shape diamonds?
Yes, in 2004, AGS released their fancy shape Cut Grade research, which concluded five years of research by a team of diamond experts, optical physicists and mathematicians. The AGS Laboratories’ Diamond Quality™ Document was the first diamond grading report to ever issue a fancy shape diamond Cut grade. Currently AGS Laboratories is now grading the Princess Cut, Emerald Cut, and Oval Cut shapes, other fancy shapes will follow.