amulet vs. talisman

noun

  1. a small object worn to ward off evil, harm, or illness or to bring good fortune; a protective charm.

noun

plural

talismans 
  1. a stone, ring, or other object, engraved with figures or characters supposed to possess occult powers and worn as an amulet or charm.

  2. any amulet or charm.

  3. anything whose presence exercises a remarkable or powerful influence on human feelings or actions.