About Us


Caratco was established in 1985 and is now one of the largest diamond companies in South Africa. It began as a small wholesale company and through innovation and business expertise we have grown to become one of the largest diamond, gem and jewellery groups in South Africa.

Caratco specialises in many facets of the industry including manufacturing and wholesale operations. Three resident generations of gemmologists position us as the unmatched expert in the gem industry, consistently offering exceptional value and professionalism. We export an extensive range of diamonds in all sizes, colours, shapes and qualities throughout the world.

Caratco, in partnership with Rosy Blue, constantly demonstrate a clear understanding of markets and opportunities that assure its dominant leadership in the industry.