Looks like it was sold in an eBay auction today for $3k.

http://m.ebay.com/itm/1-CASASCIUS-physical-BITCOIN-2011-FULLY-FUNDED-1-BTC-Series-1-Error-Coin-/142377318449?hash=item2126597831%3Ag%3AtPYAAOSw-3FZERVk&_trkparms=pageci%253Af270f3d4-351a-11e7-80ed-74dbd180f745%257Cparentrq%253Aefd7d4da15b0a9c51858ee75fffffc2e%257Ciid%253A5