Zinc Alloy Wine Bottle Stoppers Cabochon Settings, Flat Round, Platinum
Size: about 103mm long, 33mm wide, 21mm thick; tray: 31mm.
 
※Koa wood is a tree that has been used only by royalty since ancient times and is said to be the tree in which the gods reside. Even today, it is considered a very precious tree, and the amount of wood harvested is limited by regulations.