Digg has links to the First 'Quantum of Solace' Trailer, along with HD Links in the comments. I'm not sure if it's a localization thing (isn't the internet supposed to be universal?) but I couldn't see anything on the main site, so I used the links in the digg story.
For direct links to HD, you want the following (thanks to hoSSo for posting them):
Enjoy! Can't wait until my download is done so I can actually watch the darn thing :)
Update: Just watched it..... OMFG Best looking movie ever..... where's my time machine to get me to November 7th right f-n now!!