CORO Vintage Silver with Crystal in Ribbon Design earrings screw on

Estate Jewelry, not sure if they are made of crystals, glass or rhinestones or real diamonds. Pricing it as they are crystals as they are sparkling more than glass. Some signs of wear Smoke and pet free home Reasonable Offers will be seriously considered. Please feel free to ask all questions before purchasing. As I haven’t figured out the return part. Please note that all measurements are approximate. More measurements will be provided (with photos), upon request, by adding to the listing.