Gia Gemological Laboratory Services Gia’s groundbreaking research and unbiased grading and analysis set the global standards that protect the gem buying public. with campuses, research centers, and laboratory facilities around the world, gia is the world’s foremost authority in gemology. Gems & gemology. established in 1931, gia is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
Gia Gemological Institute Of America Laboratory A tradition of science and education. 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. The first gia gemological laboratory was established in los angeles in 1931. shortly thereafter, the institute introduced the "certified gemologist" professional designation. [4] in 2005, an allegation of bribery was made against gia lab workers, casting doubt on the integrity of diamond grading labs. The gia diamond ereport and the gia diamond focus™ report both include full 4cs grading results. the gia diamond ereport, which includes a face up diamond image, is available for loose, natural d to z color diamonds only, weighing 0.15 2.99 carats. the gia diamond focus™ report is available for select loose, natural diamonds under 0.40 carats. Laboratory services. gia revolutionized the diamond industry in 1955 with its diamond grading report. based on the 4cs of diamond value and international diamond grading system™, both of which gia created, the grading report provides a comprehensive analysis of quality and authenticity for diamonds in the d to z color range.
Comments are closed.