GIA also exists to educate the gem and jewelry industry and the general public through its publications and outreach efforts. Most notable of these efforts is the quarterly publication of the journal Gems & Gemology.
GIA's 4Cs Get Clarity with the 4C s Know what you are getting in the moments that matter most. Each GIA-graded diamond comes with a GIA report that details important quality information about the diamond, including the 4Cs.
“GIA diamond” is a term you’ll find when engagement ring shopping – short for a diamond graded by GIA, the creator of the 4Cs and the independent, diamond authority. Learn more about ”GIA diamonds” and why savvy shoppers rely on GIA.
Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
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.
Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading source of knowledge, standards, and education in gems and jewelry.
GIA’s diverse course offerings will help prepare you with the knowledge and skills needed by industry employers today. ... From gemology to jewelry manufacturing arts to bench jewelry, the courses we offer give students practical, in-depth, on-the-job skills and knowledge.
What is a GIA Diamond? | Trusted Diamond Grading | GIA 4Cs