Black Hills Gold Jewelry by Coleman was founded in 1977 and is located in the heart of the Black Hills, on the way to Mt. Rushmore National Memorial. In a little more than 25 years, the company has become one of the world s largest producers and suppliers of Black Hills gold jewelry. Black Hills product distribution includes many types of retail stores throughout the United States and in many other countries. Black Hills gold does not denote a certain type of mined gold, rather it refers to the design of the jewelry. Based on a legend, Black Hills gold features grape leaves, grape clusters and grapevines in a tri-color motif of green, rose and yellow gold. By federal mandate, this style of jewelry must be manufactured in the Black Hills of South Dakota. Black Hills Gold Jewelry by Coleman is based in Rapid City, S.D.