Fossil coral is the fossil of ancient sea coral that has been quartzified over a long period of time. The natural patterns on the stone's surface, such as chrysanthemum flowers and gentle waves, create a unique beauty. ☆Recommended for those who are concerned about their health and those who want to be healthy both physically and mentally. It is also said to balance the body's energy. ☆It is believed to have the power to protect its owner from misfortune. It has a rare pale color among stones with the effect of warding off evil, so it is recommended for those who prefer a natural atmosphere. ☆Perfect as a gift, with the meaning of warding off evil spirits. It becomes more lustrous with daily handling. Size Inner diameter: 53mm Width: 7.7mm Length: 19.2mm ☆Photographed with indoor lighting, and no photo processing filters have been used. All accessories handled here are made by carving natural stones from the raw stone. There is no dyeing, kneading, heat treatment, or oil penetration treatment. Due to the nature of natural stones, there may be fine scratches, abrasions, cloudiness, and minute cracks that occur over time. Please make your judgment based on the photos. Selected one by one by family members and obtained overseas. I am selling it because I have no opportunity to use it. There may be some errors due to amateur measurements. Please purchase with understanding. Each item is one-of-a-kind, so refunds, returns, and exchanges are not possible. When shipping, it will be sent with a box, but it is only a box to prevent breakage, and the box itself cannot be chosen. Please note that it is not a box as a product. ☆We have uploaded a video on YouTube♪ Please take a look if you like. You will probably get a better idea. @xuyixin0806