The rectangular stamp seal carved on the top in rounded shape with cross pattern, carved from Shoushan soapstone, one side incised with calligraphy, the stone is of grayish color tone with good translucency, bottom carved with mark.|Qing Dynasty period.||Height: 2 in (5.1 cm) Length: 7/8 in (2.2 cm) Width: 7/8 in (2.2 cm) Weight: 57.5g|清 壽山石鼓鈕印章|章取壽山石，石質細膩凝結，微透明，白中泛黃，石製溫潤，蘿蔔紋清晰明顯，包漿自然。印上方雕鼓鈕，落“甲子二月雨亭”款，此章質潤色佳，稀少難得。