Newegg offers the Acer B6 32" 2160p 4K LED-Backlit Widescreen LCD Monitor, model no. B326HK YMJDPPHZ, for $699.99. Apply coupon code "NAFVC25" and checkout with Visa Checkout to drop the price to $674.99. With free shipping, that's the lowest total price we could find by $263 and the best price we've seen for any 4K LCD monitor over 30". It features a 3840x2160 native resolution (four times that of 1080p), LCD screen, LED backlight, five USB 3.0 ports, and DisplayPort, and mini DisplayPort. Deal ends November 30.
Note that the coupon is valid for use once per account.