NCIX offers the LG 34" 21:9 UltraWide IPS LED-Backlit LCD Monitor, model no. 34UM65, for $481.99. Plus, coupon code "NEWCUST20GCJAN" bags a $20 NCIX gift card. With free shipping, and assuming you'll use the gift card, that's $88 under our mention from last fall and the lowest total price we've seen. (It's a current low by $97.) It features a 2560x1080 native resolution, LED backlight, IPS panel, 21:9 aspect ratio, speakers, DisplayPort, and two HDMI ports.
Note that this coupon applies to first-time customers only.