Nakayama Namito From Japan Tool

For your consideration Nakayama Namito that I got it as a special order from famous Japan Tool many years ago.
Dim. are 80 mm x 220 mm x 20/25 mm. It is finisher , very fine finisher and hard . You will fell the goodness when using. It makes razor blade became silver mirror finish an it should be the finest class Japanese natural sharpening stone. I am asking $500.00 shipped to lower 48 states. Thank you for looking.
P.S. As I mentioned before I am selling all my stones and razors due to my health condition.

Hardness Lv. 5
Particle size Lv. 5++
Polishing Lv. 5

The stone has been sold , Thank you.