Gravity Buys via eBay offers the current-generation open-box Apple MacBook Air Intel Broadwell Core i5 1.6GHz 13.3" Laptop, model no. MJVG2LL/A, for $899.99 with free shipping. That's $50 under our December mention and the lowest total price we've seen for a new model. (It's a current low by $199.) It features an Intel Core i5 1.6GHz Broadwell dual-core processor, 13.3" 1440x900 LED-backlit LCD, 4GB RAM, 256GB SSD, 802.11ac wireless, Bluetooth 4.0, Thunderbolt 2, backlit keyboard, and Mac OS X 10.10 Yosemite.

Of note, this new laptop has been repackaged and sealed by the manufacturer. A 1-year Apple warranty still applies.