Please note: This is probably a grey market camera or it was part of a kit that the seller broke up to sell separately at a discounted rate. At the time of this post, ebay seller getitdigital has a 99.4% positive rating on ebay.
If you want a D7100 with an official Nikon USA warranty, B&H has them on sale for $896.95 (reg. $1196.95) with a free SanDisk Extreme 16GB Speed Class 3 card, spare battery, camera bag and 2% rewards. Check it out here at B&H Photo.
Check out more deals on the Green Monday Camera Deals page.