Manufacturer Certified via eBay offers the refurbished 4-lb. ASUS VivoBook S400 Intel Ivy Bridge Core i5 1.7GHz 14" Touchscreen Ultrabook, model no. S400CA-UH51T, for $381.99 with free shipping. That's $157 under our August mention of a new unit (which included a Microsoft Office 365 4-year subscription and 24GB SSD) and the best price we've seen for any Ivy Bridge Core i5-equipped VivoBook. (It's also $257 under the best price we could find for a new unit with a 24GB SSD.) It features an Intel Core i5-3317U 1.7GHz Ivy Bridge dual-core processor, 14" 1366x768 LED-backlit multi-touch LCD, 4GB RAM, 500GB hard drive, 802.11n wireless, Bluetooth, webcam, 3-cell battery, and Windows 8.
Note that no warranty information is provided.