As a non-expert, I did not attempt to clean for fear of not knowing what I'm doing and causing damage. I leave that to you.Trying to help my mother-in-law clear out--fast--hence, the auction.Looks to be gold, enamel, opals, and rubies, which is what my mother-in-law recalls. Have not had authenticated.Engraved J. S. E. Delta Delta 56 on back, as he was at the Florida Southern University in 1956.Clasps on Chapter symbol and on Badge in good working order.Key indicates that he was an off...icer.Original box and batting.I took photos in every lighting condition I could to offer fullest inspection available by remote. I did the best I could as a non-professional. Happy to answer questions if I can.Smoke-free, pest-free, covid-free home.Thank you for looking.