The gold as been worked and twisted into a horseshoe shape with bulbous ends. The torque will fit snugly on just about anyone's neck.
Modifies save vs magic by -20 continuous.
Modifies wisdom by 2 continuous.
Modifies mana by 30 continuous.
Modifies armor class by -5 continuous.
Armor class is 10-12.
See individual mob pages linked above for more information.