Newegg.com has the Western Digital Caviar Black 1.5TB SATA Hard Drive for a good price.

Will be released on 9/20/11

Google Products Price : $53.99 ~ $54.98 Shipped

1. Newegg Price : $59.99 Shipped
2. Use coupon code EMCKBKF86 to get $15 off
Final Price : $44.99 Shipped