Length 1.3cm, Width 1.1cm, Weight 36g, An ornament of a set of jade pendants or Buddhist prayer beads for nobles from the Tang Dynasty to the Song Dynasty, similar artifacts are mostly found in sites such as the Tang Dynasty Chang'an City in Xi'an, Shaanxi and the Song Dynasty Lin'an City in Hangzhou, Zhejiang. Copper body with gold gilding (or pure gold). Adopting repoussé and chasing techniques, the whole is in the shape of a melon rib, the surface is chased with radial textures, there is a perforation in the center for connection, the shape is neat and the gold gilding is full. Tang Dynasty to Song Dynasty (about the 7th-13th centuries). An important part of a set of jade pendants or prayer beads, paired or complete sets of melon rib-shaped spacer beads with well-preserved gold gilding and neat shape are rare in existence, having important value for the study of costume systems and Buddhist culture from the Tang Dynasty to the Song Dynasty, the market price of a single piece is at the level of tens of thousands of yuan, and a complete set can reach several hundred thousand yuan.