The jade ornament carved in the form of rectangular cong, with cylindrical elongated body and hollow center, the jade is of copper-brown color tone with russet.|Liangzhu Culture period.||Length: 1 1/2 in (3.8 cm) Diameter: 1/2 in (1.3 cm)|良渚文化 玉雕琮式勒子|玉料赭黃色，光澤瑩瑩，溫潤有沁色，長方體呈琮式狀，對穿一孔。器分三節，用凹槽分開，器表飾臥蠶紋並用陰線連接，色更是古雅成趣，具有一種神秘的高古美感。型由方到圓表達出作者對天地為根，方中有圓，圓中有方，以及萬物相生不息哲理的理解。