October 7, 2019

GIA’s longtime head of marketing and public relations, and the first female member of its executive team, dramatically raised the Institute’s profile across the industry and public.

Russell Shor, September 23, 2019

U.S. consumer confidence has kept the economy from sliding into a possible recession.

Sharon Bohannon, September 20, 2019

A lyrical dance of bold, broad flashes of color or smaller, quicksteps of pinpoint flashes.

Russell Shor, September 20, 2019

GIA’s services, instruments address new treatments and laboratory-grown gems as they enter the market.

Areeya Manustrong, Promlikit Kessrapong, Kwanreun Lawanwong, Nanthaporn Nilpetploy, and Artitaya Homkrajae, September 4, 2019

Non-nacreous non-bead cultured pearls from the Pinctada maxima mollusk are characterized and compared with pen pearls in order to aid in origin separation.

Kwanreun Lawanwong, Nanthaporn Nilpetploy, Areeya Manustrong, and Artitaya Homkrajae, August 26, 2019

GIA researchers explore the differences between whole, blister, and shell blister pearls in this study using 33 samples from Pinctada maxima mollusks recovered off Broome, Australia.