SOAPBOX: Over-grading must be stamped out
The global diamond industry is currently facing a range of tough challenges. But, says ERNIE BLOM, the issue of apparent over-grading of diamonds by some labs must be treated as a priority.
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The global diamond industry is currently facing a range of tough challenges. But, says ERNIE BLOM, the issue of apparent over-grading of diamonds by some labs must be treated as a priority.