This is a Japanese Torrey pine go board, aged for over 30 years. It has a navel (heso) and legs. My father, who ran a lumberyard, collected good wood for his hobby. I will sell it to someone who appreciates the quality of real wood and will take good care of it. Length: Approximately 453mm Width: Approximately 421mm Thickness: Approximately 141mm Height including legs: Approximately 262mm Weight: Approximately 16.6kg With navel (heso) Material: Japanese Torrey pine Rank: Superior? Size: 50-go?