Take $50 off the LG 27EA33V 27" Slim IPS HD LED Monitor (Black), driving the price down to $249.99 + Free Shipping at Office Depot. This is the lowest price out there. Amazon is selling the same monitor for $286, where it's received a perfect 5/5 stars from customers.

The IPS monitors are the truly high-quality monitors out there, typically used for design and other visual fields.