Most Ferraris were designed by Pininfarina, a rival company of Bertone. Nuccio Bertone himself could not drive a Ferrari personal car designed by his rival company. As a result, this one of model was built by Bertone with a chassis (# 3269GT) he paid for himself. Designed by Giorgetto Giugiaro. V12 engine.
Update: At the Gooding & Company’s Pebble Beach auction in August 2015, for the first time ever, the car will be available to the public. Gooding & Co. expect bidding to reach between $14 million and $16 million. (blog.caranddriver.com)