It really depends on the modell - I would not pay more (even less than in silver)  for a basic PTS 997 like this:

http://suchen.mobile.de/fahrzeuge/details.html?id=234095124&damageUnrepaired=NO_DAMAGE_UNREPAIRED&transmissions=MANUAL_G...

If you could find a PTS 997 GTS in Riviera, Viper or Mexico...kiss

Blueflame