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Figure 1. A look inside Adamas Jewelers in San Dimas, California, operated by Chi Huynh and his brother Kiet. The store carries Galatea’s jewelry and is decorated with Huynh’s wood carvings and paintings, including the boat-style showcases inspired by the family’s journey from Vietnam. Photo by Tao Hsu.

Never Stop Innovating: Gem Artist Chi Huynh

Tao Hsu, Artitaya Homkrajae, and Kevin Schumacher, January 25, 2023

Profiles a groundbreaking gem artist on a quest to bring new concepts, techniques, and products to the industry.

Novelty Cut Diamond Faceted as Iconic Apple Logo

Maryam Mastery Salimi and Najmeh Anjomani, January 28, 2022

A novelty cut Fancy yellow diamond submitted to the Carlsbad laboratory bears a striking resemblance to the iconic Apple Inc. logo.

Namak Mandi: A Pioneering Gemstone Market in Pakistan

Habib Ur Rehman, Bilal, Syed Owais, Obaid Ur Rahman, and Andy H. Shen, September 3, 2021

Documents Namak Mandi’s transformation from a salt market to one of Pakistan’s primary gem trading centers, with a look at the commercial activities taking place today.

Review of The Secret Teachings of Gemcutting: 50 Classic Gemstone Designs, by Justin K. Prim.

Book Review: The Secret Teachings of Gemcutting: 50 Classic Gemstone Designs

Nathan Renfro, November 24, 2021

Review of The Secret Teachings of Gemcutting: 50 Classic Gemstone Designs, by Justin K. Prim.

Monstrance from the Treasury of Cologne Cathedral

Baroque-Era Rose Cuts of Colored Stones: Highlights from the Second Half of the Seventeenth Century

Karl Schmetzer, April 5, 2021

Offers a systematic evaluation of rose cuts produced for various colored stones in the latter seventeenth century, based on the examination of rare artifacts that belonged to the archbishops and prince-electors of Trier and Cologne.

A notebook, pen, mobile phone with compass app and a digital camera sit on top of a map.

Article

The Stories Behind the Photos: A Gigantic Aquamarine and ‘Gaudy’ Nature

Amanda J. Luke, July 28, 2020

Gemological photojournalist Robert Weldon shares the stories behind some of his favorite photos.

Three light-to-medium blue carved sculptures sit in a line – from larger to smaller.

Article

Making the Cut: The Art and Science of Fantasy Carving

Sharon Bohannon, January 10, 2020

Gem cutters - whether “gem whisperers” or mathematicians - create breathtakingly artistic individual gems and sculptures.

Optimizing Face-Up Appearance in Colored Gemstone Faceting

Al Gilbertson, July 24, 2013

How contrast patterns can increase perceived brightness and optimize a gemstone's appearance.

The round brilliant is the most popular diamond cut. Because of its popularity, assessment of this cut has been the subject of considerable research. Courtesy of Harold & Erica Van Pelt.

Article

Diamond Cut: The Wow Factor

Amanda J. Luke, January 14, 2016

Learn the basics of the GIA Cut Grading System for round brilliant cut diamonds to help pick out your perfect diamond.

Close-up shot of 18K yellow gold, emerald, enamel and diamond lariet suite, inclusing ring, lariet, pendant and earrings.

Article

GIA Scholarship Helps Designer Build Technical Skills, Creativity

Jaime Kautsky, July 27, 2018

JDT program gives designer the skills and techniques – and freedom – to create the designs that move past the trends.

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