Wheel-shaped Shetai Jade Bangle. A classic type. Size: Inner Diameter: 58mm Width: 7.6mm Length: 21.2mm Shetai Jade, also known as "Beauty Jade," is said to be the oldest natural stone in China. Origin: Inner Mongolia, China The main component of Shetai Jade is silicon dioxide, SiO2 quartz rock jade. Its density is 2.659/cm3 and its hardness is 7, falling within the range of jadeite, and it is often used for carving. Excavated since 2007, it has properties similar to jade, and was officially named "Shetai Jade (shē, tài, cuì)" after the local name "Shetai Town," with "翠 (cuì)" added at the end. It shows more significant aging than jade, and you can enjoy a greater sense of moisture and luster♪ Compared to jade, it has a richer color palette, is easier to bring out the luster, and is relatively affordable. It contains various trace elements and is said to balance the mind and body and provide a calming effect. It becomes more lustrous with daily handling. ☆Photographed with indoor lighting, and no photo processing filters have been used. All accessories handled here are made by carving natural stones from raw stones. There is no dyeing, composite material, heat treatment, or oil impregnation treatment. Due to the nature of natural stones, there may be fine scratches, abrasions, cloudiness, and micro-cracks that occur over time. Please make your judgment based on the photos. My family selected each item individually and obtained them overseas. They are being offered for sale because they have not been used. There may be some errors due to amateur measurements. Please understand this before purchasing. 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 the box is only for preventing breakage, and you cannot choose the box. Please note that it is not a product box.