Mexican Repoussé Sterling Silver Earrings

Old Mexican sterling silver earrings. They are door knocker style with a raised design that was done with the repoussé technique. They are screw back style. Hardware is marked Silver Mexico. C. 1920. They measure 1 3/4" long by 1" wide. Together they weigh 8.9 grams. Screws work well. Some tarnish.