This deal has ended.
Update: the deal is over; this has jumped to $684. Through 12/2, Dell has this 42" Sharp Aquos LCD HDTV (model LC42SB45UT) for just $579 after a $320 price cut. That beats the all-time low by $20 and is the best current price by at least $60. The piano black LCD has 1920 x 1080 (1080p) resolution, three HDMI inputs, 6ms response time, 8,000:1 dynamic contrast ratio, and more. Shipping is free and tax is applied in most states. Compare this price to $725 at Buy.com.