Diamond testers with a limited performance
Diamond testers with a limited performance. Published i […]
L’identification du traitement HPHT au SSEF (2015)
Presentation by Jean-Pierre Chalain at 2015 Swiss Gemmological Society conference on HPHT treatment detection at SSEF
Contributions de la gemmologie de laboratoire à l’identification du traitement HPHT du diamant
Contributions de la gemmologie de laboratoire à l’ […]
ASDI: Automated Spectral Diamond Inspection (2014)
Talk by Jean-Pierre Chalain at 2014 Swiss Gemmological Society conference on the ASDI instrument developed by SSEF to detect colourless synthetic diamonds in melee batches.
Diamant-Typen: Identifikation und Bestimmung von Behandlungen
Diamant-Typen: Identifikation und Bestimmung von Behand […]
Diamond Testing at SSEF (2010)
2010 Swiss Gemmological Conference presentation by Jean-Pierre Chalain on diamond grading and testing practices at the Swiss Gemmological Institute (SSEF).
CVD-synthetische Diamanten: Nomenklatur im Schmuckhandel, Herstellung und Verwendung
CVD-synthetische Diamanten: Nomenklatur im Schmuckhande […]
Diamant synthétique CVD: nomenclature en bijouterie, fabrication et applications
Diamant synthétique CVD: nomenclature en bijouterie, fa […]
About the platelet peak of HPHT-treated diamonds of type 1a (2009)
Presentation at 2009 European Gemmological Symposium (Bern, Switzerland) by Jean-Pierre Chalain on the platelet peak of HPHT-treated diamonds of type Ia.
Hart und spröde: Diamonds are (fast) forever!?
Hart und spröde: Diamonds are (fast) forever!?. Publish […]