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NCDIA to Hold Colored-Diamond Seminar

Session will be presented by GGTL director Thomas Hainschwang and moderated by Rapaport’s Joshua Freedman.
Aug 22, 2019 7:24 AM   By Rapaport News
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RAPAPORT... The Natural Color Diamond Association will present a study at the Hong Kong Jewellery & Gem Fair on how coloring in diamonds develops. 

Since 2009, GGTL Laboratories in Liechtenstein has been analyzing both natural and lab-grown diamonds. The results will be given by laboratory director Thomas Hainschwang (pictured), in a seminar moderated by Rapaport senior news reporter Joshua Freedman.

The presentation will take place at the Asia Word Expo in Hong Kong on September 17.

Image: Polished natural colored diamonds. (Alrosa)
タグ: GGTL, Hong Kong Jewellery & Gem Fair, Joshua Freedman, natural color diamond association, NCDIA, Rapaport News, Thomas Hainschwang
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