£2.50 each, you will get 1 intuitively chosen for you.
Healing Properties of Amethyst.
Amethyst healing properties.  Amethyst is spiritually healing, brings calmness, and wisdom.
Amethyst is both potent and a pretty stone and will leave all those who wear her grounded at the same time. Said to be the bridge that connects the concrete with the divine - the meaning of Amethyst has long been linked with spirituality and is famed for its close association with both the third eye and the crown chakra.
Spiritually - Aids Intuition, Reduces Absorption of Negative Energies.
Emotionally - Calms Mind, Helps with Decision Making, Balances Emotions, Gives Courage & is excellent for helping with sleep & Grief. 
We grieve for many things in life, the loss of a loved one, the childhood or life we never had & felt we should have had & deserved.  The loss or end of a relationship, maybe the end of a career.
Holding, wearing or meditating with Amethyst will help you through all of the above.
Disclaimer - I am NOT a medical professional & this should not be used in replace of seeking advice from a medical professional or medication.