Vintage Butler and Wilson large pewter tone Rainbow Borealis Rhinestone crystal Butterfly Brooch, signed

This fabulous large vintage Butterfly brooch by Butler and Wison is made from dark pewter/ gunmetal tone metal and is beautifully decorated with rainbow Borealis crystals. It has an ornate Cutwork design with rhinestone flowers on the body. The brooch has a secure pin and rollover catch and is stamped with the B & W logo on the back
Measures 7.5 cm wide x 6 cm and remains in excellent vintage condition.