Generative Artificial Intelligence as a Tool for Jewelry Design
Evaluates the use of generative AI programs in jewelry design and addresses the related ethical, legal, and regulatory challenges.
Classification of Gem Materials Using Machine Learning
Explores the application of several machine learning models to complement traditional gem classification approaches.
Amethyst from Newfoundland, Canada: Geology, Internal Features, and Fluid Inclusion Microthermometry
Characterizes gem-quality amethyst from the La Manche deposit in the Avalon Zone of Newfoundland, Canada.
The Extraordinary Backstory of Natural Diamonds: A Diamond Is (and Has Been) Forever
Examines new developments in the story of diamond formation and their extraction from the earth.
Gems & Gemology at Ninety: A Look to the Future
An overview of the Fall 2024 Gems & Gemology content.
Splendors from the Deep: Historic Treasures from a Spanish Shipwreck
An in-depth look at jewelry recently recovered from a 1715 Spanish shipwreck.
“Cotton Pearl” Imitations
An in-depth look at a new pearl simulant gaining popularity in the fashion jewelry market.
Two Imitation Melo Pearls
GIA’s Hong Kong and Bangkok laboratories report on imitation pearls with a striking resemblance to natural Melo pearls.
Fall 2024 G&G Publication Information
This document provides the publication information for Gems & Gemology
Fashioned Queen Conch Shell Bead
A Queen conch shell bead is submitted for pearl identification to the Mumbai laboratory.
Brown Zoning in Diamond
Strong linear brown zoning is observed in a Fancy Dark yellow-brown diamond.
Rainbow-Colored Partially Healed Fissure in Blue Sapphire
An iridescent partially healed fissure is observed in a blue sapphire from Sri Lanka.
Written Characters in Black Opal
Play-of-color patches in black opal display interesting written character patterns.
GIA Student Design Showcase
A GIA student from the London campus receives recognition for a necklace design featuring baroque pearls, diamonds, and light pink garnets.
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