These earrings are in good used condition. The screw backs work well. The tip of the screw knob is stamped Sterling. Do not know the amount of silver. Not sure of the age. Obtained from an estate. Would make a nice addition to a collection or outfit. Don't Forget to Follow on Instagram Nevermore_Sales See photos as they are an important part of the description and will help you know what you are bidding on. I do not accept returns. I do my best to describe all items but Sometimes I miss things so the photos are important. . Please Please ask questions. Thanks for bidding and good luck. Check out all my items for some great finds. Lots of cool stuff at my sales. I can combine shipping on most.