The Advocate highlights social inequality through original stories and opinions, and content generated by fellow NNPA and ...

Nobody worried much about these. “Although popular in its own right, CZ is easy to recognize as a diamond simulant,” says diamond marketplace RapNet, “because it is more brilliant and ...

The device, developed by De Beers Group, rapidly and reliably distinguishes natural diamonds from non-natural diamonds, such as laboratory-grown diamonds and diamond simulants, helping to underpin ...