Thanks a lot for the pictures.
According to the information given by BMW NL München on Facebook, the blue 535d GT is not Monte Carlo Blue but Neptune Metallic which has a British origin.
Take a look here
http://www.facebook.com/bmwmuenchen. They reguralry post new pics of the Individual Bimmers in albums.
Avus blue rocks! I simply love this colour. I wish I could see a new M3 or M5 in this paint