Art Glass & Rhinestone Riveted Mid Century Brooch

Beautifully made offering a 3 D effect with layers of art glass cabochons and tear drop shaped prong set deep emerald green rhinestones. Although unsigned the workmanship is superb with a gold tone rivetted back. The closure is a safety clasp. From USA Estate sale and from the mid century period. Overall measurement is approx. 5.5cms x 5.5cms.  In excellent condition - like a floral spray with a large aurora borealis prong set stone at the bottom reflecting red and purple. Gift boxed by Vintageonline.