American Museum of Natural History Research Library
author: American Museum of Natural History

Star of Sierra Leone (Exhibition)
birth: 1973 January 26
death: 1973 February 11
Exhibition. Opened in January 26, 1973 and closed February 11, 1973. Located in Section 12, Floor 2 in the Roosevelt Memorial Hall at the American Museum of Natural History. The "Star of Sierra Leone" was an exhibition featuring the third largest diamond ever discovered.
Summary
The "Star of Sierra Leone" was an exhibition featuring the third largest diamond ever discovered. Uncut and weighing 968.9 carats, the diamond was discovered in the Diminco Mine in Sierra Leone. Dr. D. Vincent Manson, chairman and associate curator of the Department of Mineralogy, referred to it as a treasure for its intrinsic brilliance and scientific value. Owned by Harry Winston, after being intensively studied, the "Star" underwent expert cutting. The diamond was on view on the second floor in the Roosevelt Memorial Hall of The American Museum of Natural History from January 26 to February 11, 1973.
Individuals and institutions involved in the creation of the exhibition: Harry Winston, Inc.; Dr. D. Vincent Manson, chairman and associate curator of the AMNH Department of Mineralogy