Herkimer Diamond, Natural, Raw/Rough Crystal, Warrior 0187 (Approx. 3/4" -1") You will receive one of the crystals pictured in the listing intuitively chosen by me. Size is approximate and each stone varies. Herkimer Diamond can be helpful in reliving stress and tension. This stone helps to clear all of the chakras and opens the flow of healing energy. This stone can enhance intuition, spiritual guidance and help to open the third eye. stonepathtrading.com