This is a pair of vintage screw back earrings. They are not marked. The earrings have multicolored open backed navette rhinestones. The rhinestones are all prong set. The earrings measure 1-1/4 inches long. The earrings are in good condition but do have some wear to the gold tone. They have not been cleaned or polished. Please let me know if you have any questions. Thanks for stopping by.