These later War jackets usually sell for between £300 and £450 depending on size and condition, but I have never seen one priced so high. It could be a long term Ebay resident.
http://www.ebay.co.uk/itm/Authentique-B ... 1c4bc1a540
http://www.ebay.co.uk/itm/Authentique-B ... 1c4bc1a540