I purchased an Inspire 1, unpacked it, and boxed the OEM DJI case back up. It's brand new and has never been used.
http://www.ebay.com/itm/Original-DJI-Inspire-1-Hardshell-Case-with-Insert-OEM-/171897253738
http://www.ebay.com/itm/Original-DJI-Inspire-1-Hardshell-Case-with-Insert-OEM-/171897253738