GIA Store
My GIA

schedules

See More GIA Innovators

Stories of leaders who have shaped GIA, from past to present.

More on GIA History

Explore a comprehensive timeline detailing GIA's scientific and educational development since 1931.

Visit G&G Online

Get all the content featured in the most recent issue of Gems & Gemology, as well as access to every issue of the quarterly journal since 1934.

Richard T. Liddicoat Gemological Library

Search GIA's library catalog of 65,000 books, 230,000 images, 2200 videos, 1200 periodicals, and the renowned Cartier Rare Book Repository and Archive.

Visit the GIA Library

You Might Also Like

Find a Retailer

Find a Retailer

2020 Education Catalog

Education Catalog

2020 Schedules

Education Schedules

A rectangular cut Fancy Deep blue diamond is framed by two pear shaped diamonds.

Research & News

Education
Laboratory
Alumni
Resources
About GIA
Contact Us

Careers at Hong Kong
Other GIA Campuses
Other GIA Locations
Pressroom
Report a Concern

Copyrights & Trademarks
Privacy Notice
Terms of Use
Link to GIA
Ethics & Compliance

Email Preferences
Cookie Preferences

Follow Us

© 2002 - 2026 Gemological Institute of America Inc. GIA is a nonprofit 501(c)(3) organization. All rights reserved.

Eunice Miles (1917–1997) | GIA Innovators