Involved people
Our Donators
THANK YOU FOR
Your Support
Audemars Piguet
Audemars Piguet
GENEVA – SWITZERLAND
Ayub, Muhammad
Pretty Little Gem
BANGKOK – THAILAND
Badshah,
Syed Farooq
Gemstone trader
BANGKOK – THAILAND
Blumentritt,
Féodor
Doctor of Materials Chemistry
GENEVA – SWITZERLAND
Boghossian,
Albert
Jeweler
GENEVA – SWITZERLAND
Bonnet,
Martial
Gemmologist
GENEVA – SWITZERLAND
Bonzon,
Pierre-Yves
Jeweler
GENEVA – SWITZERLAND
Caplan,
Candice
Archaeo-gemmologist
MONNETIER – FRANCE
Disner,
Emilie
Gemmologist
GENEVA – SWITZERLAND
Doerr,
Bertrand
Gems dealer
RUPPERSWIL – SWITZERLAND
Danchalermnon, Pattama
AIGS
BANGKOK – THAILAND
Dubois,
Christophe
Old book specialist
SAOÚ – FRANCE
Emmeneger, Nicolas
Lapidary
GENEVA – SWITZERLAND
Entremont,
Pascal
Gemmologist
JOMTIEN – THAILAND
Fereire,
Jacques
Lapidary & Gemmologist
LYON – FRANCE
Flückiger,
Patrick
Swiss Pearls
GENEVA – SWITZERLAND
Gauthier,
Jean-Pierre
Scientist/CRG
NANTES – FRANCE
Grondin,
Daniel
Gemmologist/
prospector
ANTANANARIVO – MADAGASCAR
Habif,
Cédric
Ravene SA
GENEVA – SWITZERLAND
Hainschwang,
Thomas
Scientist
BALZERS – LIECHTENSTEIN
Haji,
Abdul
GEM DEALER
DAR ES SALAM – TANZANIA
Hèche,
Fabien
Collector
GENEVA – SWITZERLAND
Ho,
Henry
Manager JTC
BANGKOK – THAILAND
Ho,
Kennedy
Manager AIGS
BANGKOK – THAILAND
Hué,
Benjamin
Gemmologist
ANNECY – FRANCE
Jacquat,
Stéphane
GPC
GENEVA – SWITZERLAND
Jenni,
Tobias
Diamond cutter
GENEVA – SWITZERLAND
Lasnier,
Bernard
Nantes University
NANTES – FRANCE
Leclerc,
Thibault
Lapidary
GENEVA – SWITZERLAND
Leunberger, Alexandre
Aline GmbH
BERN – SWITZERLAND
Librairie
Deux-Ponts
Librairie
PARIS – FRANCE
Marce,
Pierre-Alexandre
Gemmologist & Lapidary
GENEVA – SWITZERLAND
May,
Eric
Geologist
SION – SWITZERLAND
Mironov,
Kirill
RG Crystals
BANGKOK – THAILAND
Michelou,
Jean-Claude
Gemmogist
BANGKOK – THAILAND
Naamoun,
Medhi
Synthetic diamond producer
LAUSANNE – SWITZERLAND
Naftule,
Raymond
Gem dealer
GENEVA – SWITZERLAND
Nagel,
Christine
Perfumer
PARIS – FRANCE
Notari,
Franck
GGTL Laboratories Switzerland
GENEVA – SWITZERLAND
Notari,
Thomas
GGTL Laboratories Switzerland
GENEVA – SWITZERLAND
Noverraz,
Marc
Gemmologist
ILAKAKA – MADAGASCAR
Raghuvanshman, Gupta
Y&R Gem
OSAKA, JAPAN
Rodriguez Coy,
Luis Humberto
Mustang trading
BOGOTA – COLOMBIA
Saenkantha, Natthawut
AIGS Thailand
BANGKOK – THAILAND
Sandoval,
Cuauhtemoc
Gemmologist
VERSOIX – SWITZERLAND
Selo,
Jean-Loïc
Les Perles du Léman
ST-GINGOLPH – SWITZERLAND
Starkey,
Antoinette
Starkey
GENEVA – SWITZERLAND
Tang,
Jun
AIGS China
SHENZHEN – CHINA
Vuillet,
Pierre
Gemmologist
JURA – FRANCE
Zuber,
Guillaume
Gemmologist/GGTL GVA
GENEVA – SWITZERLAND
We are always looking for support, thank you for your donation!
Your contribution can make a significant difference at the Swiss Gemmological Data Foundation. On our ‘Make a Donation’ page, you’ll find all the information you need to support our ongoing research, educational programs, and efforts in promoting sustainable practices in the gemstone industry. Whether it’s a one-time gift or a recurring contribution, every donation helps us advance the science of gemmology and share its wonders with the world. By supporting SGDF, you become a vital part of a community dedicated to preserving the beauty and integrity of gemstones for future generations. Join us in this noble cause and make a difference today!