The Merging of Two Independent High Tech Laboratories

GGTL Laboratories is not a newcomer to the world of gemology but the ultimate independent gemological institution through the merging of two laboratories: GemTechLab, founded in 1996 by Franck Notari in Geneva, Switzerland and GEMLAB (Liechtenstein), founded in 1996 by Thomas Hainschwang in Balzers, Liechtenstein.

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The Merging of Two Independent High Tech Laboratories

GGTL Laboratories is not a newcomer to the world of gemology but the ultimate independent gemological institution through the merging of two laboratories: GemTechLab, founded in 1996 by Franck Notari in Geneva, Switzerland and GEMLAB (Liechtenstein), founded in 1996 by Thomas Hainschwang in Balzers, Liechtenstein.

More

The Merging of Two Independent High Tech Laboratories

GGTL Laboratories is not a newcomer to the world of gemology but the ultimate independent gemological institution through the merging of two laboratories: GemTechLab, founded in 1996 by Franck Notari in Geneva, Switzerland and GEMLAB (Liechtenstein), founded in 1996 by Thomas Hainschwang in Balzers, Liechtenstein.

More

The Merging of Two Independent High Tech Laboratories

GGTL Laboratories is not a newcomer to the world of gemology but the ultimate independent gemological institution through the merging of two laboratories: GemTechLab, founded in 1996 by Franck Notari in Geneva, Switzerland and GEMLAB (Liechtenstein), founded in 1996 by Thomas Hainschwang in Balzers, Liechtenstein.

More

Welcome to GGTL Laboratories

GGTL Laboratories is dedicated to scientific research in order to serve the trade and our clients with the highest level of expertise in testing of diamonds, colored stones and pearls. 

The efforts invested to achieve this research are represented by the list of our conferences and our gemological publications in trade and science journals, as shown underneath.

 

Category A – peer reviewed journals:

Hainschwang T. , Fritsch E., Notari F., Rondeau B., Katrusha A. (2013) The origin of color in natural C center bearing diamonds. Diamond and Related Materials, Vol. 39, pp 27-40.

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Micrographs

  

The micrographs shown have a watermark.
Should you wish to use one or more of these micrographs, don't hesitate to ask us, we will to send them by email in high resolution. You can use these without fees, just simply mention us.

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