From IvanWiki

An amulet is an item you can wear around your neck which gives you a bonus characteristic

Amulet of Life Saving

Effect: Resurrects you with full health, all limbs restored, and all status effects removed. It only works once (and then disappears), and does not work if you are decapitated.
Weight: 600g
Material: Gold

Amulet of ESP

Effect: Permanent ESP (ability to see intelligent creatures)
Weight: 180g
Material: Illithium