amulet
noun
[ ˈamjʊlɪt ]
• an ornament or small piece of jewellery thought to give protection against evil, danger, or disease.
Similar:
lucky charm,
charm,
talisman,
fetish,
mascot,
totem,
idol,
juju,
phylactery,
periapt,
Origin:
late 16th century: from Latin amuletum, of unknown origin.