Moonstone 23 cts India Yellow gold 18KT |
The art and science of Gems
KASKA 1984-1988 Koninklijke Academie voor Schone Kunsten Antwerpen-Juweelontwerpen.
HRD GG 1989 Hoge Raad voor Diamant, (Diamond High Council)-Graduated Gemmologist.
Ruppenthal Hattgenstein 1989- Distinction between Synthetic, imitations and natural precious stones.
GIA 1990 Colored Stone Grading.
HRD 2002 Gem Practice Advanced.
GIA 2011 Lab. Class: Identifying ruby & sapphire.
GIA 2012 Gems & Gemology challenge-award.