Vintage Silver Tone Rhinestone Pendant Necklace

Vintage silver tone pendant necklace with rhinestones. Rhinestones appear to be glass. Three shades of blue. Pendant is unmarked and untested. There is a little spot of glue on the front of the pendant that I have not tried to remove. Very beautiful piece. Length: 14 3/4 - 18 inches Pendant: 1.5 inch