This Saoutchik Mercedes-Benz 680 S Torpedo will headline RM-Sothebys Villa d'Erba sale later this month. The 1929 New York Auto Show car and Best of Show at the 2012 Pebble Beach Concours d'Elegance, it previously sold for $3,645,000 in 2006, and $8,250,000 in 2013.