Based on a true story, details the daring 1964 theft of the J.P. Morgan jewel collection from New York's American Museum of Natural History. Called the "Greatest Jewel Heist of the 20th Century," the robbers took 22 precious gems, including the Star of India, the 100.32-carat de Long Ruby and the 16.25-carat Eagle Diamond, stones so famous they would be impossible to sell.