About Harry Oppenheimer Diamond Training School

HODTS strive to uphold the highest level of integrity and academics though professional education.

Our Reputation

Harry Oppenheimer Diamond Training was started in 1990 and has since grown to become an internationally recognised educational intuition to providing specialized training in the diamond manufacturing and evaluation sectors. On the 5 August 1997, the School was renamed to its current name and was opened by Mr Harry Oppenheimer, an Icon in the diamond industry and the then Minister of Minerals and energy MR Penual Maduna.

Harry Oppenheimer Diamond Training School is a non-profit company.

We are certified by the SABS (South African Bureau of Standards ) to run ISO 9001:2015 Quality management system, we have been re-certified up until end 2020 and been running the system since 2005.

We are an Authorised Training Provider (ATP) for the MQA (Mining Qualifications Authority)

We are a registered Trade Test Centre with OCTO (QUALITY COUNCIL FOR TRADES AND OCCUPATIONS)

We are a member of the Jewellery Council of South Africa

We strive to uphold the highest level of integrity and academics through professional education. Our Lectures have been working in the diamond industry for many years and have hands-on experience in all aspects of diamond manufacturing and evaluation and grading.

HODTS can also design custom made courses for corporate clients to fulfil the company shortcomings

The Harry Oppenheimer Diamond Training CAMPUS is Parktown Johannesburg at 27 Ridge Road, 2nd Floor West Wing, A lot of diamond dealers and Jewelers have offices in the Precinct.

Students that attend our educational programmes are from all over the globe.

Our Rough Diamond Course is renowned as one of the best in the world and we are continuously striving to upgrade and stay updated with the latest technology

The six month Diamond Polishing course has two variations the HODTS Complete Round Brilliant programme on which students receive a certificate of successfully completed from HODTS or a learnership where students are taught to polish either the top or the bottom of a diamond and on completion, a National Certificate in Diamond Processing will be issued.

GIA Diamond Grading, Gemstone Identification and Colour Stone Grading lab classes are run at HODTS these three classes are required subjects for the GG (Graduate Gemmologist) Programme. We proctor exams for the GIA courses.

HODTS is a stepping stone for newcomer and a knowledge base for existing diamantaire.

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