R rjo1979 Rough_Rock Joined Nov 21, 2004 Messages 8 Dec 1, 2004 #1 What is the common perception about an EGL certification?
pricescope Ideal_Rock Joined Dec 31, 1999 Messages 8,266 Dec 1, 2004 #2 There are several different EGL labs: USA, Belgium, Israel... check out the Grading Lab Survey .