Good news: Google sales Galaxy Nexus in Google Play store (under device) for US $399. This is the lowest price so far (before it is newegg.com's $449).
Galaxy Nexus HSPA+ - Galaxy Nexus HSPA+
Shipping (Two Day Shipping):
Bad news is this is for US only. So you can not even visit the URL directly. But you can visit use a proxy web site like:
Then fill in the URL: https://play.google.com and click on Proxify.
After you enter the US Google Play Store, just click on:
But if you have friends in US, you can ask them to buy it for you.