Someone is bidding big without researching this:
http://www.ebay.co.uk/itm/Dunhill-1918-ultra-rare-shell-briar-estate-pipe-4-star-great-condition-/121180925093?pt=UK_Collectables_Tobacciana_Smoking_LE&hash=item1c36f22ca5
http://www.ebay.co.uk/itm/Dunhill-1918-ultra-rare-shell-briar-estate-pipe-4-star-great-condition-/121180925093?pt=UK_Collectables_Tobacciana_Smoking_LE&hash=item1c36f22ca5