Casio has just announced its new wristwatch which also doubles as a portable navigation device, the GPR-100. This digital watch, claimed by the company as the world's smallest GPS wristwatch, offers the ability of measure the distance traveled, current and average speed, and of course, time. Measures 63.1 x 49.5 x 17.1 mm and weighs 64 grams, it is equipped with a 49×72 full dot LCD with EL backlight, stopwatch and timer functions, and alarm feature. Targeted at athletes and jogging enthusiasts, the wristwatch is waterproof as well, so you can still run under the rain.

Casio's GPR-100 will hit the Japanese store on September 30th with a retail price of 54,000 Yen or about $460.

BlauPunkt has just release its new radio navigation device, the TravelPilot Rome NAV56E. Comes with a detail maps of ten European countries, this GPS features a high-res colors TFT LCD display, zoom functionality, fastest or shortest route guide, and of course, a FM/MW/LW radio tuner. The NAV56E radio GPS is currently retailed for £550 or around $1,000.

NeoDB recently presented an electronic bibble which also doubles as a PDA. The Bibble Master SY-B001 lets users to read either NIV bible or Korean bible on its 2.8-inch LCD display, as well as listen to the voice of an actor reading the words from the bible with adjustable volume and reading speed. It is also possible to search certain verse, record voice (ex: sermons), and find the meaning of the words in the NIV bibble. Furthermore, this PDA device is equipped with a book of hymns, integrated MP3 player and FM radio tuner, text viewer, USB connectivity, and an SD card slot.

Sony is going to display its upcoming GPS and camera module for PSP at Tokyo Game Show event next month. With these two cool accessories, gamers would have the chance to take a photo, as well as displaying city / country maps, directly using their portable gaming console. No official detail about these PSP's camera and GPS navigation module yet, but you can enjoy one more pic of them in action right after the jump below.