Thank you for viewing! ^_^ Citrine Inner diameter: 17cm Approximately 9.5mm Stone of Luck: It is said to have the power to attract business prosperity, wealth, and prosperity, and is especially recommended for those aiming to start a business or expand their business. Hope and Vitality: It is said to have the energy of the sun, leading the owner to a cheerful mood and healing stress. Relationships: It has the stone word of friendship, and is also expected to have the effect of smoothing human relationships. Other Birthstone: Also known as the birthstone for November.