Om Symbol Ring with a Amethyst. New sterling silver metaphysical Ring. Om is the one eternal syllable from which all exists. The past, the present, and the future are all included in this one sound, and all that exists beyond the three forms of time is also implied in it . Amethyst is natures tranquilizer, calming and soothing, assisting in the transmission of neural signals through the brain. It relieves obsessive compulsive disorder and hyperactivity.