VTG Aurora Borealis Silvertone Brooch Diamond Shape AB Rhinestone Pin 1950s MCM

Vintage 1950s-1960s silver-tone diamond-shaped brooch featuring aurora borealis (AB) rhinestones in an elegant geometric open metalwork design and secure roll-pin clasp This piece showcases the popular mid-century aurora borealis rhinestone coating technique developed by Swarovski in 1955, which creates a beautiful rainbow iridescent effect as light hits the stones. Measures approx. 2.75" x 1.75" Excellent vintage condition with bright, clean silver-tone finish. All rhinestones present and secure. Pin mechanism functions properly. Please review all photos and video as part of the condition assessment. Makes an excellent gift for mom, bride, bridesmaid, mother of the bride, wife, daughter, prom night Fast shipping from a smoke-free home