The jade carved disc is of compressed form, the surface carved with raised archaic patterns, the jade disc is of yellowish-white color tone with russet.|||Diameter: 5 3/4 in (14.6 cm)|白玉蒲紋璧|白玉質，局部紅褐色沁，璧面飾減地蒲紋，內外環飾陰刻繩紋。玉璧是一種中央有穿孔的玉器，為我國傳統的玉禮器之一，也是“六瑞”之一。《爾雅·釋器》載：“肉倍好謂之璧。