This looks more as if someone set the type on a mobile phone. I'll be curious what the ID is myself.

Not quite that font, but similar:
http://www.myfonts.com/fonts/pixymbols/winmenu/

You'll may be love that one to:
http://www.myfonts.com/fonts/pixymbols/dos-screen/

Cheers guys, not quite it though. Any suggestions on where I might find it elsewhere?

closer....
http://youworkforthem.com/product.php?sku=T0004

The reason I think you should be looking at cellphone displays is simple. MiuMiu is a high-end fashion line which can afford to be -- read: must be this way -- conceptual and esoteric.