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

 

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

Entremont, Pascal

Gemmologist

JOMTIEN – THAILAND

Fereire, Jacques

Gemmologist/CRG

NANTES – FRANCE

Gauthier, Jean-Pierre

Scientist/CRG

NANTES – FRANCE 

Grondin, Daniel

Gemmologist/
prospector

ANTANANARIVO – MADAGASCAR
 

Hèche, Fabien

Collector

GENEVA – SWITZERLAND

 

Ho, Henry

Manager JTC

BANGKOK – THAILAND 

Ho, Kennedy

Manager AIGS

BANGKOK – THAILAND 

Jacquat, Stéphane

GPC

GENEVA – SWITZERLAND

Leclerc, Thibault

Lapidary

GENEVA – SWITZERLAND

 

Leunberger, Alexandre

Aline GmbH

BERN – SWITZERLAND

 

Librairie
Deux-Ponts

Librairie

PARIS – FRANCE

May, Eric

Geologist

SION – SWITZERLAND

Notari, Franck

GGTL Laboratories Switzerland

GENEVA – SWITZERLAND 

Notari, Thomas

GGTL Laboratories Switzerland

GENEVA – SWITZERLAND
 

Raghuvanshman, Gupta

Y&R Gem

OSAKA, JAPAN

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

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!