Luxury phone maker Gresso has unveiled the new iPhone 4 Black Diamonds for Lady, in the case of the 200-year-old African Blackwood, combined with black and white diamonds, platinum and 18K rose gold.

The buttons on the panel feature 2-carats worth of black diamonds and an inside frame made of 18-carat rose gold with white diamonds.

The iPhone 4’s back panel has been decked out with black diamonds in 6 carats, in combination with 13 carats of stunning white diamonds.

Swiss luxury watch maker Franck Muller has designed a special case for the iPhone, which is now available for pre-order in Japan for a whopping $1,270.

The cases will be sold as a limited edition, with Japanese iPhone provider SoftBank offering a total of 6 different models that will be produced 500 times each.

German manufacturer of writing instruments, watches and luxury accessories Montblanc recently joined the endless list of brands to produce a case for the iPhone.

Catering for the most sophisticated end of the market, the case is available in your choice of either white or black leather.

Fans of Apple’s iPhone who just can’t get enough of the popular gadget can now travel to Japan to gobble up a tasty cookie modelled on the popular smartphone.

A small bakery in Japan has enjoyed a surprise hit with its “iPhone cookie”, a handmade chocolate biscuit decorated with colourful, edible application icons.

Green Gables in Tokushima prefecture pioneered the tasty treat in 2008 as a special birthday gift for a customer’s husband, said Kumiko Kudo, the owner of the store.

Bottega Veneta have just released these stunning iPhone/Blackberry and iPad cases as part of their up coming Fall/Winter 2010 Collection.

The cases sport Bottega Veneta’s trademark woven motif, produced with the finest of cotton-lined napa leather in two featured colorways (white and black).

There is a strap and brass snap to secure the gadget, and all cases have reinforced panels for additional protection.

Kayak has been named the best reservations app by influential Travel + Leisure magazine, which published its 2010 Top Travel Apps in its August edition.

The Kayak app beat competition from Expedia’s TripAssist and the Travelocity app, to take the best Trip Planning app choice, which was one of 53 apps selected by Travel + Leisure as their favorites of 2010.

Other highlights included the free TripIt for “keeping on top of your trip,” Packing Pro, to help “prep your suitcase,” Hop Stop for urban transportation and the recently-released StayHip for boutique hotels.