本器白玉雕琢, 形制為商周青銅器風格蓋壺。本器分壺蓋及壺身兩部分, 蓋子頂端施鳳鳥鈕, 蓋子表面飾如意紋浮雕,  玉壺兩側施回首龍紋執耳。玉壺表面飾上下兩組形式風格不同的神面紋淺浮雕, 底部為素面圓形圈足, 底部飾甲骨文體『燕』字銘文, 本器應該是燕國文物。本器刀工精美 , 文飾華麗 ,為宮廷珍稀玉壺。本器增生晶體及鈣化古玉跡象明顯 , 其他古玉跡象有擴散暈沁色 , 冰裂紋 , 差異風化等。(台灣頤和園博物館藏品, 陳明杰鑑賞並撰文) Carved with white jade, the object is a container with cover has a style of similar bronze of the Shang and Western Zhou Dynasties. The cover of the object is decorated with a standing phoenix of which the tail feather is curling backward. The surface of the cover is decorated with low relief auspicious clouds. High relief carving of dragons is decorated on each side of the main

container. Low relief motif of God’s face is decorated on the surface of the container. On the back surface of the container’s support, a character of 燕 ( Yen) is scripted.  The object may be an artifact of the Yen Kingdom of the Warring States. Antiquity evidence includes the additive crystal, diffusive markings, and differential weathering.

<易經>陰陽不測之謂神. <The Text of Yi King>That which is unfathomable in (the movement of) the Yin and Yang (or inactive and active operations) is (the presence of a) spiritual (power).