Vintage Sterling Modernist Earrings

Up for your consideration is this Pair of Vintage Sterling Silver Earrings with Screw backs. The Square Earrings have a raised Modernist Geometric Greek Key Design. Pictures best describe. I tested the Earrings with acid on a rock & they are Sterling. Earrings are Hallmarked but I can’t find out who made themif anyone knows who did these would you please let me know. Measurements: Approx. 7/8" Square. Slight curve to surface of Earring. I tested the Earrings with acid & they are Sterling. Collectors & Dealers, take note, these are wonderful Earrings, Beautiful Geometric Design. View pics. Vintage Sterling Modernist Earrings