AGTA GTC Lab Hires Three Gemological All-Stars

The American Gem Trade Association's Gemological Testing Center laboratory has hired three internationally acclaimed gemologists: Dr. Lore Kiefert, formerly of the Swiss Gemmological Institute laboratory; Richard W. Hughes, noted sapphire author and enhancement expert formerly with Pala International; and John I. Koivula, GIA's noted inclusions expert, author, and former chief gemologist. The three join laboratory director Ken Scarratt, also a highly regarded gemologist. Scarratt was instrumental in uncovering the beryllium treatment of "padparadscha-like" diffusion-treated sapphires and was first to notice the newest and most unusual heat treatment from Sri Lanka. AGTA executive director Doug Hucker cites "tremendous growth in demand for the services of the AGTA [GTC]," as the reason for expanding the lab's staff. This increasing demand "required a greater capacity to examine and re

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