Is graphite inkstone valuable for eleven years in Qianlong?

valuable. Because of its long history and great cultural value, inkstone in Qianlong period has always been a hot commodity in the cultural relics market. If the inkstone has good appearance, no obvious damage, clear dragon pattern and less wear, its value will be higher. Inkstone, also known as Yan, is one of the traditional handicrafts in China. Inkstone, together with pen, ink and paper, is called the traditional Four Treasures of the Study in China, and it is a necessary tool for China's calligraphy.