This is typical condition for suwabute go stones. （See photos. ● Thickness: White stone about 6.3～6.7mm (size22 ). ● Material: clamshell from Japan（蛤）made in Hyuga City, Japan. slate from Mie（那智黒）made in Hyuga City, Japan.
Item Tag : Go Stones
Japanese Go Stones White 175pcs Black 180pcs Japan for IGO Game Vintage NO BOX
White: 175 stones (the photo shows only 173, but the count has increased). Black: 180 stones. The material of the Go stones is unknown. The paper box is not included.