This Amber will arrive with a Certificate of Authenticity. This Amber will arrive with a Certificate of Authenticity.Xmas Gift.Feel the Healing Energy of Baltic amber. Amber makes a wonderful calming worry stone because, unlike mineral crystals, it is light and warm to the touch. They are not a perfect shape as each is unique and a little quirky, natural and comforting. Ideal for use in meditation and mindfulness, as a gift to help ease stress, promote calmness and to help aid restful sleep. Use as an affirmation prompt. Useful to break annoying bad habits like nail biting. Light enough to keep in the pocket, beside your easy chair or under the pillow. Each is packaged with a card explaining how it is to be used and the benefits so it makes a perfect gift for a family member going through a stressful time. Each is selected for it's natural shape, it's size and smoothness and relative flat shape to make them good to hold in the hand. Amber is not as perfectly polished as a hard crystal. They can include quirks and dimples, showing the natural origin as tree resin. All are approx 42mm x 30mm X 15mmWeigh 10.6g #little tip for the ladies - these can be placed inside a bra. Experience the healing benefit all day long. You won't notice it's there except for the calmness it'll bring.