See Gem As
Tools
Research
Design Inspiration: Historic Jewelry
All that was old is new once more – at least when exploring historic trend-setting jewelry styles of the 19th and 20th centuries.
Engagement Rings through the Ages
The engagement ring’s romantic traditions resonate throughout time. The Romans first introduced the betrothal ring as a plain, iron hoop.
A New World of Glamour: Former Model Launches Fine Jewelry Brand
Vania Leles earned her GG from GIA in London in 2004 and promptly sent her curriculum vitae to Graff Diamonds on Bond Street for her dream job.
A Solution to Diamond Color Grading Problems
Abstracts; Fall 1991
This article, from the Fall 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.
Abstracts; Spring 1991
This article, from the Spring 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.
Abstracts; Winter 1991
This article, from the Winter 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.
AJDC Jewelry Collection
The GIA Museum showcases contemporary jewelry pieces donated by the American Jewelry Design Council.
An Era of Sweeping Change in Diamond and Colored Stone Production Markets
The diamond, colored stone, and pearl businesses have witnessed unprecedented change since the turn of the 21st century.
GIA's Gübelin Gem Project: Various Gems, Danburite – Humite
Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Diamond Description
Diamond is the only gem made of a single element: It is typically about 99.95 percent carbon. The other 0.05 percent can include one or more trace elements, which are atoms that aren’t part of the diamond’s essential chemistry. Some trace elements can influence its color or crystal shape.
Unusual Dumbbell-Like Inclusion in Diamond
Examination of a 0.40 ct near-colorless round brilliant diamond with a large inclusion resembling a dumbbell
