Size 33 Slate and Shell Go Stones and Go Bowls Set - Suwabute - Keyaki - #C133

This lovely set includes refurbished Go Stones and Go Bowls.   The stones are size 33 slate & shell. They have been cleaned per our Care Instructions. For the shell stones, this meant a week-long soak in h2o2, a rinse with distilled water, and buffed with iso-paraffin wax. The 180 clamshells are Suwabute stones, Japanese clams that are not graded like Mexican clams. They have lines much more dense than Mexican clams because they grow far slower. They are no longer harvested due to depletion. The lightbox struggled to illuminate them because of their density, so I used a phone flashlight as well, where you can see they look orange where a Mexican clam will look yellow. They measure 9.2-9.3mm and have a slightly cream-white patina. The 181 slate stones are slightly thicker at 9.3-9.4mm, and have been washed with distilled water and buffed with mineral oil. It's preferred to have the black stones slightly thicker than the white - if they are the same size, the bright white pieces will