It is sterling or a slightly lower grade of silver. Photos are not actual size. The item "STRIKING VINTAGE ZUNI INDIAN SILVER CHANNEL SET INLAID TURQUOISE PINWHEEL PIN" is in sale since Tuesday, September 24, 2013.This item is in the category "Jewelry & Watches\Ethnic, Regional & Tribal\Native American\Pins, Brooches". The seller is "deja--voodoo" and is located in Santa Cruz, California. This item can be shipped worldwide.