This stereoview card depicts workers sorting rough diamonds at the De Beers Mines in Kimberley, South Africa. The black and white image shows several men wearing hats seated at a long table inside a well-lit industrial room with large windows. The men appear to be carefully inspecting and sorting the diamonds by hand, surrounded by containers likely holding the precious stones. The setting highlights early 20th-century mining industry operations, showcasing the detailed process of diamond sorting performed manually. The card is marked with the publisher's information, Underwood & Underwood, and includes the original copyright date of 1901. The reverse side provides a multilingual description of the scene, indicating its broad distribution and educational intent during that period. The stereoview is printed on cardboard and designed for use with a stereoscope to create a three-dimensional viewing experience. It is a single piece, first edition original from the early 1900s, capturing a significant moment in the diamond mining industry at one of the most famous mining sites in South Africa.