The jade disc bi is of compressed form, carved on the body with raised Gu patterns, center with large hollow hole, the jade is of brown color tone with slight russet and mottled interior.|Han Dynasty period.||Diameter: 4 in (10.2 cm)|漢 玉雕穀紋璧|玉呈棕黃色，有扇狀灰褐沁斑。通體圓環形，圓周有一圈陰刻線，內環一周亦有一圈陰刻線。兩圈陰刻線所圈範圍內滿飾谷紋，穀紋排列規整，雕工細膩精巧。如此精美的大尺寸玉璧較為少見，為玉器中難得的完美品相。