GIA and IGI's detailed introduction: GIA profile GIA is a non-profit organization, and its funds are donated by people in the jewelry industry. Its main service scope is jewelry appraisal and professional knowledge education and research, which is deeply recognized by the global jewelry industry. GIA is the founder of promoting the internationalization of diamond certification.
193 1 year, Mr. Robert M.Shipley founded the American Gemological Institute in GIA. Up to now, GIA has 14 teaching institutions around the world, providing professional courses such as research, sales and appraisal, cultivating high-quality jewelry practitioners, and contributing to GIA's high reputation in the industry, maintaining the public's trust and leading the world in professionalism. Now it's gia.
IGI IGI International Gemological Institute, founded in Antwerp, Belgium, World Diamond Center 1975, is the world's largest independent gemological appraisal laboratory and gemological research and education institution. Based on the authoritative research in the field of diamond cutting, IGI has developed the world's first complete and comprehensive diamond cutting grade map, which has become the embryonic form of the evaluation standard of modern diamond cutting system. The International Association of Promotion of Green Industry is an international organization established in the world parliament with the support of the United Nations and relevant international organizations. It is an international industry organization composed of units engaged in green industry production, trade, processing, storage, transportation, management, scientific research and education and celebrities engaged in the above work.
The full name of IGI is International Gemological Institute. At first, IGI only did private diamond appraisal for several diamond families in Belgium. Later, some high-quality big diamonds were sold to various royal families in Europe, and the name of IGI gradually spread among the royal families. Everyone knows the latter. The royal families in Europe, the Middle East and Asia sent some exquisite jewels that were difficult for ordinary appraisers to Belgium for analysis. Because many of these jewels are inlaid into very complicated crowns, necklaces, rings and so on. They must have rich experience in jewelry appraisal. IGI has gradually developed from only doing diamond appraisal to a global gem institution specializing in providing appraisal for diamonds and high-end jewelry. Due to the particularity of serving people, IGI provides gemological materials, and each certificate follows the manual production procedure of luxury goods, in order to ensure that all aspects of quality match the jewelry. Based on the authoritative research in the field of diamond cutting, IGI developed the world's first complete and comprehensive diamond cutting grade map, which became the embryonic form of the evaluation standard of modern diamond cutting system. In 2007, the chief appraiser of IGI was appointed by the Belgian royal family as the diamond consultant of the Belgian Ministry of Foreign Affairs.