At Monoprice, search for "9579" to find the Monoprice 27" CrystalPro IPS LED-Backlit LCD Monitor for $365.60 with about $18 for shipping. That's $25 under our mention from a week ago and $169 less than the lowest total price we could find for a similar 27" IPS monitor with a warranty elsewhere, although we saw it for $14 less a month ago. Features include a 2560x1440 native resolution, LED backlighting, DVI-D input, and more.

Of note, this monitor may or may not be compatible with Macs, per user reviews.