Amazon offers the BenQ 32" 4K 2160p Ultra HD IPS LED-Backlit LCD Monitor, model no. BL3201PH, for $673.99 with free shipping. That's the lowest total price we could find by $175. It features a 3840x2160 (4K 2160p) native resolution, LED backlight, USB hub, and HDMI, DisplayPort, mini DisplayPort, and DVI inputs.

Note that this item will ship in two to four weeks.