Art Deco Filigree Pendant

Measuring app. 1 3/8 (including bail) x 3/4 inch wide, centering an Old European cut diamond weighing app. 0.03ct., in a rectangular, filigree pendant, fashioned in 14k white gold. Suspended from a 16 inch, 14k white gold chain. Indeciferable maker's mark. Circa 1930