This morning in London, HTC unveiled the Touch Diamond, a new Windows Mobile Device that looks great.The thin device has HDPSA/HSUPA, a VGA display with auto-rotation, and a custom YouTube application. It will be available from all major European carriers in June, and most of HTC’s major carrier partners worldwide later in the year. The new TouchFLO 3D user interface includes an extensive interface with special finger-touch versions of major applications. Carriers can have custom themes and applications fully integrated into TouchFLO 3D.

Update: Boy Genius Report is also live blogging the event.

Update: Phone Mag has a HUGE gallery of high quality images taken at the event.