Digital Devil #12. The subject of "blood diamonds" (conflict diamonds) quickly became a major story in 2000. Here, Richard Hughes casts a jaundiced eye at the subject.
A critical examination of the methods used in gemological laboratories for the color grading of diamonds.
Probably the first opinion piece I ever wrote, it was my take on diamond grading from the standpoint of someone working with colored stones.
Fiber-optic lighting is one of the most useful form of lighting in the gemological laboratory. With it, we are able to see inclusions that would otherwise be invisible.
Installment #6 of my Digital Devil column, which discusses the introduction of HPHT diamonds into the market by Lazare Kaplan Inc. This one kicked up quite a stir. See the comments at the end.
Installment #11 of my Digital Devil column, once again going after GE and LKI for their HPHT treated diamonds.
A curated list of the most important books on gems, gemology, jewelry, mineralogy and allied fields.
In the year 2002, the world diamond trade put into place a protocol known as the Kimberley Process Scheme, designed to address the so-called “blood” or “conflict” diamond issue. The following article looks at the potential impact of, and the lack of political consistency in, the Kimberley Process.
Digital Devil #10. It was Tucson. Show over. The last supper. One of those marvelous evenings which Tucson regularly delivers…