Vintage Deep Purple Glass AB Rhinestones Brooch/Pin Clip On Earrings

Beautiful deep purple prong set rhinestones surrounded by AB rhinestones, set in a circular flower design,with gold tone backs make this vintage set of a brooch with clip on earrings stand out for it's quality and unique design, believe to be from the mid century. Quality well made and rare set. Good vintage condition, only issue is on the back of one of the earrings, it is darker than the other, only visible when the clip is up, see the last pic. Please review the pics carefully as they are a major part of the description