Vintage Fraternity School Opera Scientia Auctus Pulchrituoo Pink Blue Brooch Pin

Vintage shield shaped smaller Brooch with pink and blue enamel Vintage Brooch Pin Heraldry Crest Opera Scienta Auctus 11.8 Gr crown shield bug bee jester genie bottle crest coat of arms Good vintage condition pin is slightly bent Measures 1.2 inches tall by 1 inch wide. There is a marking on the back but I can’t read it Could be gold filled but I’m not sure