The Research Department of EGL USA has published a comprehensive trade booklet titled Laboratory Created Diamonds: Guide to Growth Technology and Identification of HPHT & CVD Diamonds. The 39-page booklet includes four-color illustrations and photographs of synthetic diamonds under magnification and offers new research on the latest colors being produced by the high-pressure/high-temperature (HPHT) method and technologies regarding the identification of diamonds grown by chemical vapor deposition (CVD).

The booklet was written by EGL USA senior gemologist Sharrie Woodring, G.G., FGA, and Branko Deljanin, G.G., FGA, director of EGL USA’s Canadian operations. Other members of the research team were Nick Del Re, Marina Epelboym, Dusan Simic, and Elena Semenets. Collaborating institutions include SSEF, Switzerland; Central Gem Laboratory, Japan; Gemlab, Liechtenstein; Nantes University, France; University of British Columbia, Canada; The National Institute of Material Science, Japan; and the Museum of Natural History, Austria.

For information in the United States, call (212) 730-7380, in Canada (604) 630-0464.