Ballon Bleu de Cartier 36Ballon Bleu de Cartier the endless pursuit of harmony Striking the perfect balance between line and volume Encased in steel with a 36mm case and an interchangeable steel bracelet Blued steel sword shaped hands move gracefully across the silvered guilloche dial A self winding mechanical movement promises reliability and a 37 hour power reserve THE ENDLESS PURSUIT OF HARMONY The Ballon Bleu de Cartier was launched in 2007 and rapidly became a resounding