newegg offers the Dell UltraSharp U2212HM 21.5" 1080p LED-Backlit LCD Monitor, model no. 469-1252, for $209.99. Coupon code "DSKBNCE16" cuts it to $188.99. With free shipping, that's the lowest total price we could find by $20, outside of the price below. (For further comparison, we saw it for a buck less last fall.) It features a 1920x1080 (1080p) native resolution, LED backlight, 1,000:1 native (2,000,000:1 dynamic) contrast ratio, 250 cd/m² brightness, 8ms response time, five USB ports, DisplayPort input, and both DVI-D and VGA inputs. Coupon expires April 17.

A close price: trepachka via eBay charges $189 with free shipping.