Sharta Green Jade Bangle with Bamboo and Plum Blossom Design. Size: Inner Diameter: 54.6mm Width: 9.8mm Length: 20.2mm Sharta Green Jade, also known as Shetai 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. It has a density of 2.659/cm3 and a hardness of 7, falling within the category of jadeite, and 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 the addition of "翠" (cuì, meaning green jade). It exhibits more noticeable aging than jade, allowing you to enjoy a greater sense of luster and shine. Compared to jade, it has a richer color palette, is easier to bring out the luster, and is relatively more affordable. It contains various trace elements and is said to balance the mind and body, providing a calming effect. It becomes more lustrous with daily handling. ☆Photographed under indoor lighting, with no photo editing filters used. All accessories handled here are made by carving natural stones from raw stones. There is no dyeing, composite materials, 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. Selected one by one by family members and obtained overseas. Offered for sale as they are not being used. There may be some errors due to amateur measurements. Please understand and purchase accordingly. Each item is one-of-a-kind, so refunds, returns, and exchanges are not possible. It will be shipped with a box for mailing, but it is only for preventing breakage, and the box itself cannot be selected. Please note that it is not a product box.