Diamond Cutting
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American Institute Of Diamond Cutting Inc.
www.diamondschool.comThe Institute is the Only Diamond Cutting school in the United States that is licensed to teach the prestige profession of Diamond Cutting and Rough Diamond Grading in all its phases.
Harry Oppenheimer Diamond Training School
Suite 301, 3rd Floor, SA Diamond Centre, 240 Commissioner Street, Johannesburg, South Africa, 2001
www.diamond.co.za/dts/The Harry Oppenheimer Diamond Training School is a joint venture project of the Diamond Foundation of South Africa in partnership with De Beers. The Master Diamond Cutters Association and the Rough Diamond Dealers Association constitute the membership of ...