Continental Holdings Limited is an investment holding company that designs, manufactures, markets, wholesales, retails, and trades fine jewellery and diamonds. It operates through four segments: Jewellery Business; Property Investment and Development; Mining Operation; and Investment. Its jewellery offerings include pieces in precious metal sets with diamonds, ruby, emeralds, sapphires, pearls, and other semiprecious stones. The company also provides management services, conducts mineral reserves mining and exploration, trades food and beverages, and engages in property development and investment. It operates in Hong Kong, North America, Europe, the Middle East, and internationally. Founded in 1975, it is headquartered in Hung Hom, Hong Kong, and is a subsidiary of Tamar Investments Group Ltd.