By wearing a charm or carrying it close to you, you were protected or aided by the spell placed on and into the symbol of power. A Talisman, is a charm that protects the wearer by warding off negativity. Talismans can be found for protection from almost anything. An Amulet is a charm that brings power to the wearer. If riches are to be acquired, it is an amulet that will bring them to you.
Amulets can be quite powerful and their uses are many.
Most amulets have varied purposes, an amulet for money would not do you much good if you were lonely or sick. An amulet is truly a good luck charm. The Pentagram would be considered an amulet. Although of late it has become known as a religious symbol, it's original purpose was to bestow the wearer with providence through the balance of the five powers. Pan to create the Baphomet.