Htc want to introduce the Diamond-3 mobile phone known as Obsession. The Diamond 3 does have a Windows mobile 7 OS with an 3.7 inch capacitive AMOLED display the same display like the Nexus One produced by Samsung mobile Display.

Technical details Diamond-3:
CPU: Qualcomm QSD8250; 1GHz
GSM HSDPA
Device Size: 112 x 56 x 11.7 mm
Memory (RAM/ROM): 512MB/512MB
Internal Storage: 4GB
External Storage: MicroSD (up to 32GB)
Screen Size/Type: 3.7-inch capacitive AMOLED “Multitouch Supported”
Camera: 5.0 Megapixel AF with flash; HD 720p video@ 25fps
Video Support: Windows Media Video (WMV), MPEG-4 (MP4/M4V) H.264, DVR-MS4
Audio Support: Windows Media Audio (WMA), Advanced Audio Coding (AAC-LC), FairPlay DRM, MP3 (.mp3)
Battery: Removable 1230 mAh
Talk Time: Up to 10 hours
Standby Time: 240 hours
Internet Use: 6 hours (3G), 7.5 hours (WiFi)
Video Playback: 7 hours
Audio Playback: 24 hours