Clam Shell and Slate Stones Size 30 Set with Go Bowls A set of go stones and go bowls. *Go board not included. Both the go stones and go bowls show a pleasant aging, but are still in usable condition. There are a few small chips on 1-2 stones. How about this exquisite item for those seeking a piece with a sense of weight? [Go Stones] Genuine Clam Shell Stones: 177 stones Width: Approximately 21.5mm Thickness: Approximately 8.0mm Nachiguro Slate Stones: 182 stones Width: Approximately 22.1mm Thickness: Approximately 8.4mm Believed to be Size 30. [Go Bowls] Relatively clean with no noticeable scratches. No cracks. Please refrain from purchasing if you are concerned about the item or are seeking a perfect product, as it is a used item. Go Stones Size 30, Clam Shell and Slate Management Number: 2025110901430