This White Buffalo ring has a nice contrasting real White Buffalo cabochon. It's fashioned in a dressy, traditional manner. As stated in the title, it is sized 6.5 and not adjustable. It's just shy of 1.25-inches long, and three-quarters-of-an-inch at the widest point. Weight is 10-grams, or .35-ounces. Hallmarked "Alfred Martinez" in Gothic font. Complimentary USPS tracked Priority shipping within the U.S.