Probably Navajo but, we can not authenticate tribe or maker. 7 3/4 inches is total circumference. 6 1/4 inches is end to end. 1 1/4 inches is opening width. 1/4 inch is the width of the cuff.The item "Men's Copper & Sterling Silver Cuff Bracelet Native American Made" is in sale since Thursday, April 30, 2020. This item is in the category "Jewelry & Watches\Ethnic, Regional & Tribal\Native American\Bracelets". The seller is "holohololio" and is located in Chama, New Mexico. This item can be shipped to United States.