This is a simple, rectangular, easy-to-use Chengni inkstone. It comes with a sturdy wooden box. - Inkstone size: Approximately 11.3cm x 6.4cm Thickness: Approximately 1.8cm Weight: 263 grams - Box size: Approximately 13cm x 8.3cm Thickness: Approximately 3.8cm Weight: 163 grams Total weight with box: 426 grams This is a Chengni inkstone, one of the three great inkstones of China. It's a mysterious inkstone of unknown origin, but nowadays, it's often made from stone quarried from Lingyan Mountain. It grinds ink very well. Recommended for those who want to grind ink quickly and write immediately. The box is in relatively good condition for its age. The inkstone has been used, so there is some ink residue. Please understand. For those who appreciate old items, please consider purchasing. #ChengniInkstone #TangInkstone #Inkstone #Calligraphy