Tiffany & Co. New York, NY Since 1837, Tiffany & Co. has been the world's premier jeweler and America's house of design. Chat with us on Facebook Messenger. Learn what's trending across POPSUGAR. SHARE THIS PAGE: Get Alerts about Tiffany & Co. By signing up, I agree to the Terms and to receive emails from POPSUGAR. Never Miss a Story! SWEET! You’re all signed up.