From mobilesyrup.com:

Google revealed today that us Canadians will be on the list of countries to grab the 32GB Android Jelly Bean tablet first. The 32GB Nexus 7 Wi-Fi only is now available, plus gets priced at$259 (CDN). If you order this through Google Play it should arrive at your door within “3-5 business days.” The 3G model will be launching on November 13th (same as the Nexus 4) for $309 (CDN), unlocked.

 In the United states the the 32 GB Wi-Fi + 3G Nexus 7 tablet will retail for $299. For specs on the Google tablet click here.