Longines is a watch company based in Saint-Imier, Switzerland. Founded by Auguste Agassiz in 1832, it is owned by the Swatch Group. Its winged hourglass logo is the oldest registered for a watchmaker. Longines is known for its "Aviators" watches. A company director was a friend of Charles Lindbergh; after his transatlantic flight, Lindbergh designed a pilot watch to help with air navigation. Built to his specifications, it is still produced today.