仲尼式，蚌徽、雁足及琴軫均為牛角制品，原黑漆，琴面斑駁交錯之栗殼漆色，為歷經修補痕跡，琴底現冰裂斷紋，琴面出流水斷紋為主。琴名銘文印章等均倒刻於琴底。雁足龍池間，刻約二寸許篆書「素心」，為琴名。龍池左右刻銘：指揮如意天花落，坐臥閑房春草深。龍池上刻有壹圓壹方章。圓章：「山高水長」，方章：「古之遺風」。此琴尺寸稍長，肩當二徽五，而顯聳狹，琴面稍扁，古人所謂唐圓宋扁也。

        Zhong Ni style,Bang hui, Yan zu, and Qin zhen are all horn products, the original black lacquer, the mottled staggered stump chestnut paint color, which is the trace of repairing, the bottom of the piano is cracked and broken, the surface of the piano is broken. Mainly. The name and seal of the name of the piano are all engraved on the bottom of the piano. In the sacred foot dragon pool, engraved about two inches of Xu Shushu "Su Xin", the name of the piano. Longchi left and right engraved: Commanding the wishfulness of the sky, sitting in the leisure room and the spring grass. There is a round chapter on the dragon pond. Round chapter: "The height of the mountains is high," and the chapter: "The legacy of the ancients." The size of this piano is a little longer, and the shoulders are two emblems, but they are narrow and narrow, and the piano face is slightly flat. The ancients called Tang Yuan and Song Ping.