Currys at Cribbs Causeway Bristol seem to be selling off a load of filters on the cheap.
they had lots of B+W filters ranging for between £4.97 and 14.97
including UV, Skylights, Circular polarizers from 52mm to 72mm. These usually retail at over £30 each.
pick of the bunch was a Nikon C-PL1L 52mm which i bought today for £9.97
Amazon are currently selling it for £237.99http://www.amazon.co.uk/Nikon-C-Pl1L-52Mm-Drop-In-Circular/dp/B00009R96G