House of Kacinari is not a substitute for laboratories, professional organizations, standards bodies, or professional education. This directory is a neutral starting point for official sources; order is not a ranking, endorsement, partnership claim, or paid placement.
A nonprofit gemological institution operating through education, research, and laboratory services. Formal programs, current criteria, and laboratory services should be checked on the institution's official website.
An international gemological organization with laboratory and educational programs. House of Kacinari links to official sources without ranking institutions.
A Swiss gemological laboratory and a separate educational academy, particularly relevant to advanced analysis and education concerning colored gemstones.
A Swiss gemological institution providing laboratory work, research, and introductory and advanced educational programs.
A professional and educational gemological organization with programs in gemology and diamonds and an international education network.
An Antwerp institution offering gemological education and laboratory services. Current programs and conditions should be verified directly with the institution.
An international confederation for jewellery, gemstones, and precious metals. Its Blue Books provide an important industry reference layer for nomenclature and standards.
An international initiative and certification system focused on trade in rough diamonds within the defined scope of the Kimberley Process Certification Scheme.
