HKD featured article in Jewellery Business
Febuary 2011
The opulence of opal. A rainbow of colours frozen in time. » More
information...
Other HKD featured article in Jewellery Business
December 2010
Keeping watch. Protecting the flow of information.
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information...
October 2010
Hue knew. Understanding the norms of coloured stone grading.
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information...
August 2010.
Clear cut? The nuances of clarity grading.
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information...
June 2010.
School of thought. Better your business through education.
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information...
April 2010
Making the grade. Evaluating cut grades of fancy shapes.
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information...
Febuaray 2010.
True blue. Distinguishing kyanite from blue sapphires.
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information...
December 2009
Seeing the light. Understanding the nuances of fluorescence in diamonds.
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information...
October 2009.
Buyer beware. "Cash for jewellery" rasies issues for disclosure.
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information...
August 2009.
Back in black. A back to basic approach of identifyng black gems.
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information...
April 2009
Not like it used to be. Gemology grows more complex day by day.
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information...
Febuary 2009.
Cut to the chase. Can diamond cut grading systems be standardardized.
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information...
August 2008.
D, E, F, G or HPHT A brief exploration of HPHT treatment.
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information...
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