Made of topaz with black and gray accents. It is carved by techniques such as "yin carving" and "open carving". The dragon has eyes, a high nose that rolls up, a big mouth that opens, and a long tail that rolls up. The body of the vessel is carved with a grid pattern. There is a circular perforation in the middle and upper part, which is convenient for wearing and wearing. 黃玉製成，器中帶有黑色沁色，沁色自然，器錶帶有灰皮，均勻分佈。採用“陰刻”“透雕”等技法雕琢而成，龍長眼，高鼻上卷，大嘴開張，雙爪有力，長尾上卷，器身雕刻“谷紋” “網格紋“，紋飾清晰，力道十足，中上部帶有圓形穿孔，便於佩掛穿繩使用。