A Second War Royal Canadian Air Force (RCAF) "Good Luck" Sweetheart Pin

Canada; Two-piece construction, sterling silver with red, light blue and dark blue enamels, maker marked "P.G.S" and marked "STERLING SILVER" on the reverse, 25 mm x 27.8 mm, horizontal pinback, chipping evident in the light blue enamels on the wings, locking catch missing, fine.