was the 30-year-old scion of a wealthy Pittsburgh steel family. Handsome, self-confident, rich beyond meaning, he aspired to sophistication and insisted on propriety. He found in Rose DeWitt Bukater a suitable young woman to fill the role of wife in his aristocratic future, and he presented her to his peers with the pride of ownership, basking in others' reaction to her beauty and her pedigree. As a wedding present for her, he purchased one of the largest and most valuable diamonds in the world, the legendary blue stone once worn by Louis XVI known as the Coeur de la Mer - the Heart of the Ocean.