PC: Fellblade+Shadow Blade(Gold)(Clean)(15%^50)(req9)

Can someone give me some rough estimates on the prices of:

(Gold)Fellblade
dmg: 15-22 (req. 9)
dmg+15% (health above 50%)

(Gold)Shadow Blade
dmg: 15-22 (req. 9)
dmg+15% (health above 50%)

*these items are CLEAN (no other mods)

thx