IMHO the best 1M wheels would have been a gunmetal version of the stock 1M wheels (359 M Y-spoke Competition wheels, which are actually simply the silver version of the black E92 M3 GTS wheels). Too bad that BMW never offered these great 19" wheels in a gunmetal finish too.
More pictures of this car (not mine):
http://www.autogespot.com/bmw-1-seri...upe/2014/08/10
http://www.autogespot.com/bmw-1-seri...e-2/2014/08/10