Are you talking about a Charakter which is Lvl 107 and skilled on Heuksal?
There are lots of unknown values here, you might get 50 bucks for it, or 150 for it. It depends on this values:
-Name
-Reputation
-Current Farm
-Left SP
-Gear
-Weapon
-Build
-Silks left and Silkitems
and one of the most important points -Verified or not
I might have forgot something, but if you give more details, you will have a more explicit answer to your question. Without any informations nobody will be able to tell you any value for such an account!