Thank you for viewing. Turquoise width: 21mm (height) x 15mm (width) Ring width: 26mm (front) x 5mm (back) Inner diameter: Approximately 20mm, equivalent to size 22 Ring weight: 13g Stone: Turquoise with a calm sky blue color and scattered golden pyrite. There are also black marks from the pyrite. Origin: It has the characteristics of vibrant blue, thin matrix, and black and gold pyrite seen in Morenci, so it is likely to be Morenci, but it cannot be definitively stated. Ring material: Turquoise / STERLING (Silver 925) Artist: Sheila Tso (Navajo) S.Tso/STERLING stamp (see image 5) Era: Design with a classic twist & leaf style, reminiscent of the 1970s-90s. It has a presence while shining elegantly, enhancing the dignity of your hand. It will be shipped in a brand new black case as shown in the image. If you do not need the case, we will offer a 1000 yen discount. Please let us know in the comments. *The color may vary slightly depending on the device you are viewing. *There are minor scratches from use. Instant purchase is welcome. Thank you. #Navajo #Navajo #S.Tso #SheilaTso #Morenci #Morenci #IndianJewelry #Turquoise #Silver925 #Ring #Ring