Caze has unveiled its new Jade Polish Rainbow case for the iPhone 3G and iPhone 3GS. An accented version of the company’s Jade Polish See-Thru case, the Polish Rainbow features more than 50 Swarovski crystals of different colors scattered around the bottom of the case’s rear to create a rainbow pattern. Included with the case are one mirror-finish and one anti-fingerprint screen protector, clear protection film for the Apple logo, a wallet-size…