Vintage Large Green Black AB Rhinestone Brooch High End Unsigned Mid Century

Stunning large vintage green and black rhinestone brooch. Unsigned. Measures approx. 2 1/4 inches on each side Weighs approx. 22.3 grams Oval faceted grayish green rhinestones are flanked by aurora borealis coated chatons and lovely black and clear striated navettes All stones are prong set Gold tone closed back setting Lovely high end mid century piece in excellent vintage condition!