Thais to Disclose Beryllium Treatment

The Thai Gem and Jewelry Traders Association and the Japan Jewelers Association have signed a memorandum of understanding on disclosure procedures for beryllium-treated corundum. They announced the agreement at the CIBJO Congress in Cape Town, South Africa, on March 14. It comes five years after undisclosed beryllium-treated sapphires, treated in Thai laboratories, were sold to Japanese gemstone suppliers as heat-treated, pinkish orange padparadscha sapphire. It also comes at least two years after the introduction of beryllium-treated blue sapphire and ruby. U.S. Federal Trade Commission guidelines call for disclosure of all gemstone treatments, and the American Gem Trade Association requires members to disclose all enhancements and treatments when selling colored gems. Nevertheless, there have been allegations that Thai laboratories have created new treated product and introduced it

This content is exclusive to JCK Pro subscribers. Subscribe now to access this and much more with discount code GOPRO21 for $199 for an entire year of access (reg. $249).


Already a JCK Pro? Log in

A JCK Pro subscription is your all-access pass to people and resources on the
cutting edge of the retail jewelry industry, from the industry authority you
know and trust

Learn about the Perks of JCK Pro

Log Out

Are you sure you want to log out?

CancelLog out