Designer Stuart Hughes' customized iPhone5 is the world's most expensive smartphone with a price tag of $15 million. The stunning handset is handcrafted and the case is chisled out of solid gold with 600 white diamonds. The touchscreen is made from sapphire glass and its home button consists of 26 cts rarest black diamond. The Apple logo is crafted out of solid gold with flawless diamond.
Whoever buys the phone can proudly display the phone but with caution and proper security.