Thank you for viewing! ◎ I hope this power stone will encourage you in some small way. ◎ If you are interested in this stone, or if this product has caught your eye, I believe it is fate. Aquamarine: Approximately 10mm Onyx: Approximately 6mm Crystal: Approximately 8mm Cut Button Purified. Size: Inner diameter approximately 15cm Uses transparent (4-ply) Opelet rubber Aquamarine: Birthstone for March It fills you with pure healing energy and brings the healing of the sea. It allows you to treat those around you with kindness and gentleness. It has the power to harmonize people, and it will gently give couples and lovers who are at odds a chance to reconcile. Onyx It is said to firmly stabilize your own central axis and guide you to take grounded actions to steadily achieve your goals. It is also said to give you the patience, strength of will, and the power to persevere and move forward without giving up, even in difficult and painful situations. Crystal It is said to be a power stone that goes well with anything. It is said to ward off evil and bring good luck. Crystal symbolizes purity and innocence, purifies the mind and body, activates vitality, and awakens potential and talent. We look forward to your purchase, and we appreciate your understanding as this is handmade. Also, as natural stones are used, please understand that there may be variations in color and shape, distortions, cracks, and inclusions.