Size: Approximately 11.3 ± 0.3mm Inner circumference: Approximately 16.5cm Full rainbow color! It is said that the seven colors of light will reveal your purpose in life and your mission. It releases negative thoughts and promotes positive energy, giving you the power to live positively when you are pessimistic, downcast by shocking events, or tend to see things negatively. It is also called the "stone of good fortune" that brings prosperity in business and abundant wealth. Citrine point: Yellow crystal, fortune for wealth Prosperity in business It has high transparency and shows a wonderful rainbow. It has been treasured as a talisman to bring good luck and business fortune. It improves relationships and balances the mind and body. It is said to be particularly effective in supporting those who have been damaged in their relationships. We do not accept size adjustments. Please check the images and consider accordingly. ☆