Considering selling my car, its sad but time to move on, any ideas of value?

Reg Sept 2006 (56 plate), DSG, owned since new, UK spec brought from VW main dealer, 19,200miles. serviced by VW, full leather, armrest, full touch screen VW nav RNS510 (30GB hard disc), iPod connection and parrot bluetooth. 17" wheels, tax runs out end of august. well looked after, never crashed or painted. N.B. doesnt have highline or multi function wheel.
cheers.