Harry Winston, a prominent figure in the diamond industry, made a significant contribution to the Smithsonian Institution by donating the Hope Diamond. This 45.52-carat gemstone is famous not only for its size and stunning deep blue color but also for its storied history, which includes a variety of owners and numerous legends. The diamond’s origins can be traced back to India, where it was extracted in the 17th century before making its way to several European royals and eventually arriving in the United States.

The ceremony, held at the National Museum of Natural History, included notable figures and was a publicity event that emphasized the diamond's cultural and historical importance. Winston's donation was part of a broader movement to preserve and display important artifacts for public enjoyment and education. By gifting the diamond, he ensured that this iconic piece of jewelry could be appreciated by generations to come instead of being hidden away in private collections.

The Hope Diamond’s allure has made it one of the most famous gemstones in the world, characterized by its deep blue hue and a unique fluorescence. The donation marked a turning point in how precious gems are displayed and perceived by the museum-going public, breaking away from the traditional view of such items as merely commodities or symbols of wealth. It paved the way for more gems to be showcased in museums, allowing insights into the natural and cultural history of gemstones, including their mining, craftsmanship, and stories of previous owners.