News & Articles

Known Non-Nacreous Non-Bead Cultured Pearls and Similar Unknown Pearls of Likely Cultured Origin from Pinctada maxima

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

Natural Shell Blisters and Blister Pearls: What’s the Difference?

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

Summer 2019 G&G: Mozambican Ruby, Challenges in Pearl Identification, and an Opal Inclusions Chart

Jennifer-Lynn Archuleta, August 15, 2019

A summary of the Summer 2019 issue of Gems & Gemology.

Alum’s Lifelong Quest: Searching for Jewelry Unicorns

August 14, 2019

Alan Nacht continues a family legacy - Bernard Nacht & Co. – and his quest for unforgettable jewelry.

A Tropical Paradise of Ocean-Inspired Jewelry and Gemstones

Sharon Bohannon, August 9, 2019

Escape to a warm-water paradise with these jewels and gemstones that evoke the ocean’s essence.

Chow Tai Fook Expands Blockchain Initiative with GIA

Russell Shor, July 22, 2019

Chow Tai Fook and GIA offer secure digital blockchain reports that document the diamond journey and grading information in one place.

Gems & Gemology