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  2. Eli Izhakoff - Wikipedia

    en.wikipedia.org/wiki/Eli_Izhakoff

    Over the three years that followed, Izhakoff worked together with government representatives from around the world and representatives of civil society, to create an international system that will regulate the flow of rough diamonds into the distribution pipeline, in order to eliminate the presence of merchandise from areas of civil conflict.

  3. World Diamond Council - Wikipedia

    en.wikipedia.org/wiki/World_Diamond_Council

    The World Diamond Council is an organization representing the entire diamond value chain including representatives from diamond mining, manufacturing, trading and retail. The council was established in July 2000. The purpose was to create a system to keep the supply chain of diamonds as free as possible from conflict diamonds. [1] [2] [3] [4]

  4. World Diamond Congress - Wikipedia

    en.wikipedia.org/wiki/World_Diamond_Congress

    The World Diamond Congress is a bi-annual industry event organized by the World Federation of Diamond Bourses and the International Diamond Manufacturers Association. The first World Diamond Congress was held in Antwerpen, Belgium in 1947. It was held annually till 1956 and since then - every two years.

  5. Antwerpsche Diamantkring - Wikipedia

    en.wikipedia.org/wiki/Antwerpsche_Diamantkring

    The Antwerpsche Diamantkring was established in 1928 in Antwerp, Belgium, to become the first diamond bourse worldwide that is dedicated exclusively to rough diamonds trade. [1] It is a member of the World Federation of Diamond Bourses. 85% of the world’s diamond supply is traded in Antwerp, and in particular in the Antwerpsche Diamantkring ...

  6. Antwerp World Diamond Centre - Wikipedia

    en.wikipedia.org/wiki/Antwerp_World_Diamond_Centre

    The World Diamond Center is home to all of the major diamond mining companies, which discover diamonds for over 1,800 individual diamond dealers across the globe. Other groups that aid in development, protection, and processing of these diamonds include diamond banks, insurance brokers, forwarders, best polishers, and researchers.

  7. International Jewelry Workers' Union - Wikipedia

    en.wikipedia.org/wiki/International_Jewelry...

    The International Jewelry Workers' Union (IJWU) was a labor union representing workers involved in making jewelry in the United States and Canada. An International Jewelry Workers' Union of America was founded in 1900 with the merger of several local unions, and it was chartered by the American Federation of Labor (AFL) on September 17, 1900.

  8. Gemological Institute of America - Wikipedia

    en.wikipedia.org/wiki/Gemological_Institute_of...

    In 1953 the GIA developed its International Diamond Grading System and the "four Cs" (cut, clarity, color, and carat weight) as a standard to compare and evaluate the quality of diamonds. [2] As of 2024, the institute is headquartered in Carlsbad, California, and operates in 13 countries, with 11 campuses, 9 laboratories, and 4 research centers.

  9. International Gemological Institute - Wikipedia

    en.wikipedia.org/wiki/International_Gemological...

    International Gemological Institute (IGI) is a gemological organization which certifies diamond, colored stone and jewelry. It was established in 1975 in Belgium. It was established in 1975 in Belgium.