If you don't know, you can just pull your liner, all the info is stamped onto the plastic on the top of the tongue inside the boot.
I'm not sure about the last on the new il moro's, the info is on their website. The newest version, the one with the kr2 updates, come prepunched in common hotspots like the navicular and the metatarsals which would explain the 1! mm change in last. They have better heel hold than the older style krypton shells regardless.