Gresso, a well known company for luxury devices has come up with the new one this time in the form of iPhone 4 Black Diamond. Along with enhancing its glam factor, they are also claiming to eliminate the signal problems. This time they have studded the 18 carat gold Apple logo on the unique 200-year-old African Blackwood case with a black diamond. Gresso has applied the super-hard titanium Black PVD coating to the steel frame located along the perimeter of the case to emphasize diamond glitter.
Apart from all the bling and glitter, Gresso has completely eliminated the probability of signal loss in iPhone 4 Black Diamond edition through the black PVD coating that works as a perfect dielectric. For $10,000, it can be picked up from authorized dealers in Russia or from Gresso website.