Since 1837 Tiffany & Co. has been the world ‘s premier jeweler and America’ s house of design. Founder Charles Lewis Tiffany introduced the celebrated 6-prong Tiffany setting engagement ring and, with it, the most brilliant diamonds on earth. The timeless beauty of Tiffany jewelry and gifts is always sure to captivate. From archival designs to innovative creations by renowned artists, Tiffany style is legendary.