This sterling silver and Sunfire Gilson Opal, Blue Gilson Opal and Blue Moon Turquoise necklace is a beautiful piece. The symbols on the medicine mask have a broken arrow which represents peace and lightning that represents cleansing. Medicine mask pendant measures 7/8" wide by 1 1/4" long and the inlay bail measure 20mm. Chain is sterling silver. Please inquire about all available options.