Vintage Rare Remember Pearl Harbor Brass Metal Pin

Large and quite heavy die-cut metal pin 2.5x2.75". Metal areas are brass luster, palm tree tops are in two shades of green enamel paint, harbor area is blue shading to represent water. Japanese plane flies overhead while below is large hillside with battleship sitting in the harbor area. Text on bottom reads "Remember Pearl Harbor 12-7-41." Near microscopic craze lines on blue paint. All else is Excellent. About 5 examples known. Perfect examples have topped $500. Rare.