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. Through research, education, and unbiased gem grading and analysis, GIA strives to protect the gem and jewelry buying public by setting global quality standards. Learn the various dimensions of gemology from Dr. Mei Mei Sit, graduate gemologist from the GIA Hong Kong Laboratory and Ms. Stella Lee, Director of GIA Hong Kong School who are coming onboard World Dream. Discover the identification techniques of Diamonds, Colored Stones and Pearls.