Traditional Crafts of Miyazaki - Mexican Clamshell, Moon Grade, Size 35, Nachiguro Slate Black Stones included

Most of the Clamshell Go Stones on the market today are made from Mexican clamshells that inhabit the Pacific Ocean of the Califonia peninsula. It features a pure white glistening as surface water and the delicate striped patterns. By leveraging the long-established handcraft in Hyuga, the Go stones made from Mexican clamshells also become a symbolic specialty of Hyuga city.
 
Regarding the black Go stones, namely Nachiguro, are made in Kumano city of Mie prefecture.
 
Moon Grade Go stones are pure white, with many striped patterns unique to clamshells. They are flawless and authentic.