Thank you for viewing! This is an Itoigawa jade ring. It's a deep blue color from the Nyukon-zawa mine. The stone is about 5mm in size, and the ring size is size 11. The material is sv925 (sterling silver). Ring size can be adjusted to odd sizes, so please feel free to inquire. If you have any questions, please feel free to ask in the comments section. I have other items for sale, and I can combine shipping, so please let me know. I hope you will consider it. Thank you. ※This item is not subject to price reduction※ #ItoigawaJade #Itoigawa #Jade #Hisui (Jade) #Jade #Nyukon-zawa #Blue #NaturalStone #Mineral #RoughStone #Stone #Gemstone #Ring #Ring #Accessories #New #Unused #FreeShipping