It is a special purpose amulet - to be worn during specific harmony induction exercise.
E.J. Gold wrote about this amulet in his blog here:
What Does it Mean, “Institute for the Development of the Harmonious Human Being”, and why such a long name?It is a very very powerful amulet, available in roped as well as coin edge bezel.
|Harmony Crystal Quantum Radio Amulet|
|Harmony Amulet in SS Coin Edge Bezel|