Based upon the earlier, $125 iVolution Special Edition for iPhone, Vaja's new iVolution Black n'Red Limited Edition for iPhone 3G ($TBD) is a flip-style case made from premium leather, here heavily grained "floater" black leather on the outside, with red Vaja logo-embossed leather on the inside. As with earlier iterations of this case design for the original iPhone, the Limited Edition has a distinctively puffed back with a rounded space left for…