Antique 1939 NYC PS 90 1/10 10K Gold Filled fob pin. Larger pin is marked, smaller one does not appear to be. Larger pin decorated in enamel measures about 7/16 of an inch in diameter, smaller "39" (I believe for the year 1939) medal measures 1/4 x 3/16 inches. Entire piece weighs 1.7 grams.