A smokey rock crystal brush rest, carved with two chi dragons amongst waves, bearing a three character mark Shen De Tang, or Hall of Cultivating Virtue
煙晶雕筆架，飾螭龍戲水紋，陰刻「慎德堂」三字款

Qianlong period 1736-1795 AD China
清 乾隆時期（西元1736-1795年）中國

Length: 12.5cm, Width: 3.5cm, Height: 4.8cm
長 12.5 公分，寬 3.5 公分，高 4.8 公分