Explore a collection of images showcasing the hands-on training, beautiful gemstones, and diamonds from our various courses at Harry Oppenheimer Diamond Training School. From Rough Diamond Evaluation to Diamond Polishing, see the transformation and craftsmanship behind every gem.
Gallery
At the Harry Oppenheimer Diamond Training School, our mission is to provide world-class, industry-recognized education and training in diamond manufacturing, evaluation, and grading.
