Like the Pattern Leather Case, Capdase's new Belt Leather Case is similar to the Classy Leather Case (iLounge rating: B-) we previously reviewed from Capdase for second-generation iPod nanos. This new, equally cheap-feeling update adds a stripe of colored leather and a snap-closed clasp to the case's front surface, and pulls out the optional belt clip and carabiner hook features found in certain prior packages. The new ones come with color-matched…