Tiffany jewelry box is blue. Tiffany. Tiffany is famous for its diamonds and silver products. Tiffany. Co., founded in 1837, is famous for its silver tableware. 185 1 year launched silver 925 jewelry, which is more famous. 1960 Breakfast at Tiffany's, starring the famous Hollywood actress Audrey Hepburn, was named after Tiffany. Tiffany, the symbol of American design. With the theme of love and beauty, romance and dreams, it has been famous for nearly two centuries.