Diamond Certifications Starting in 2011, Diamond Outlet started the now industry-famous “Diamond Wars” campaign against the use of misleading foreign diamond certs that over-grade diamonds. Here are some of the highlights… Facts from our original market investigation Ch. 4 Investigative Report Parts 1 & 2 Rappaport article on Foreign Certs Martin Rappaport speaks out against foreign certs JCK article on EGL-International Shutting Down Ch 4 Story on EGL-International shutting down