Signed Sherman store Pink Aurora Borealis Pinwheel Brooch

This pretty swirling pinwheel brooch has a mix of pastel pink marquise and chaton rhinestones. Some of the stones has an aurora borealis finish that reflects a range of pastel colors. The brooch is lightly domed and measures 2 inches by 2 inches and 3/4 inches deep. The stones are all prong set in rhodium plated silver tone metal. The brooch is in excellent vintage condition and is store signed Sherman in script on the back.