This is jade from Guatemala, famous for producing high-quality jade. Among them, the rare and valuable Mansano jade is characterized by its overall bluish tint, and its beautiful color is known as Guatemala Blue. Production is limited, and prices have been rising year by year. ★This has a strong green color. Please note that the color may appear darker depending on your monitor. ★Size★ Approximately 8mm in diameter, inner diameter approximately 16.5cm (Please allow for some margin of error) ※As this is a natural stone, there may be fine cracks, chips, and inclusions. Please refrain from purchasing if you are looking for perfection. We appreciate your understanding of natural stones. Please note that we do not accept returns or exchanges after purchase. Natural stone Jade Blue jade Guatemalan jade Power stone Natural stone