Also have a look in the parkers guide, which you can get in any news agent, and see what price they recommend. You can always put it at a higher price which you can use as a bartering tool and get the price you really want and if it doesnt sell lower it a bit.
ive just sold a W plate rover 25 56k on clock. 3door 1.4iL in gold with 11 months MOT and 5 months TAX. for £1350
an to be honest. it took a while. it was originally up for £1495
aftrea months an half of sitting outside house i lowered price.