United States. A United States Air Force (USAF) Senior Navigator/Combat Systems Officer/Observer Badge

Two-piece construction, in silvered bronze, maker marked "N.S. MEYER, INC. NEW YORK" and marked with the N.S. Meyer shield on the reverse, measuring 77.2 mm (w) x 33 mm (h), horizontal pinback, contact marks evident on the reverse of the star, scattered silvering wear, spotting, better than very fine.