Birthstones are a fun, popular and colorful introduction to the world of gemstones. They appeal to audiences around the world regardless of gender, age, nationality or religion. Birthstones carry secrets, attributes and lore that are unique to each gemstone. There …

Jul 25, 2016 · Gem-quality synthetic or laboratory-grown diamonds are more available in today’s jewelry marketplace than ever before, causing both interest and concern about lab-grown diamonds and whether gemologists or gemological labs can identify them.

AGTA Elevated Seminar Series: The Changing World of Gemology: A Look Back and a Look Forward. Join Dr. James Shigley in this seminar to look back at the development of gem-testing laboratories, their current scientific activities, and directions they may take in the future as new identification and grading challenges present themselves.

If you were born in the month of June, you are lucky enough to have three birthstones to call your own. June is one of only three months (the others are August and December) that has three birthstones, giving you a variety of beautiful birthstone …

Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA.

This December birthstone adorns the funerary mask of King Tut, who ruled Egypt more than 3,000 years ago. It also appears in jewelry belonging to more modern royalty: Wallis Simpson (1896–1986), Duchess of Windsor (the woman for whom King Edward VIII gave up his throne), wore a famous amethyst and turquoise necklace made by Cartier. Turquoise is also the gem of the 11th wedding anniversary.

ANALYSIS & GRADING Report Check. GIA reports represent the highest standard of reliability, consistency and integrity. And now, GIA Report Check is available for all GIA reports, providing you with an additional level of assurance.

It is possible to advance your career and keep up with your life and it all starts with the GIA Online Division. You’ll learn using the same curriculum taught on GIA campuses, but you’ll study when it’s convenient for you.

Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.

Programs. From gemology to jewelry manufacturing arts to bench jewelry, the courses we offer give students practical, in-depth, on-the-job skills and knowledge.