Hampton Wallet ($60) is Sena Cases' latest wallet-style case for the iPhone 5. Available in a variety of leather colors and textures, it follows the general form we've seen from this kind of case: a frame to hold the iPhone on the right, plus credit card slots and a cash pocket on the left. Protection along the top and bottom edges is somewhat lacking, especially for the corners of the device. It's held shut with a snap-equipped tab that runs from…