These ethnic vintage coin earrings were not mass produced. They are a vintage design, hand crafted, and signed MB SF that stands for Marjorie Baer, San Francisco. She is a very famous jewelry artisan in San Francisco and has been in business for around 45 years. 
 

     
 
 These Chinese coin hammered and polished brass pierced earrings are a petite vintage design. The coins are pewter and are about the size of a US dime. They are 1 1/8" or 30 mm long. The pair is in pristine clean like new condition with no imperfections or flaws. The ear studs are new. 
 

     
 
 Comes gift wrapped and shipped in a new presentation earring box.