The jade carved hook carved in the shape of a dragon, both ends with a dragon mask, body incised with spiral pattern, the jade is of celadon-brown color tone with russet and translucency.|Warring States period.||Length: 3 1/2 in (8.9 cm) Width: 1 in (2.5 cm)|戰國 玉雕龍首玄紋鉤|龍形玉鉤形製小巧獨特，玉質受沁，器身呈紅褐色。螭龍回首，身體部位以粗陰線刻畫玄紋，形成較寬的坡面和較深的刀痕，龍尾捲曲。整器刀工具有隨意性，但又能準確的將龍的形態塑造出來，可見技藝的嫺熟與精湛。