Vintage Blue Rhinestone Stud Dangling Earrings, Silver Tone

Vintage Blue Rhinestone Art Deco Earrings, Square stud with multi-strand dangles and square stones. 1" long and approximately 1/2" inches, with a silver tone screw back setting. 1960's. Not signed by the maker. Very good condition, stones equal in color with no darkening.  See photos.