No. 31 Hama Go Stones, Nachiguro Go-ke (Go Stone Cases) This is a set of go stones and go stone cases. *Go board not included. Both the go stones and go stone cases show a deep, aged character, but are in relatively good condition. How about this exquisite item for those looking for something with a sense of weight and substance? [Go Stones] Genuine Hama Go Stones: 177 Width: Approximately 21.5mm Thickness: Approximately 8.6mm Nachiguro Go Stones: 182 Width: Approximately 22.2mm Thickness: Approximately 8.6mm I believe these are No. 31. [Go Stone Cases] There are no noticeable scratches, and they are in relatively good condition. There are no cracks. Please refrain from purchasing if you are concerned about the item being used or if you are looking for a perfect item. Please be sure to check the images. Go Stones No. 31, Hama, Nachiguro Management Number: 2025122101430