Antique enameled watch chain with HFB makers mark. This silver toned 13'' watch chain features beautiful blue enameled links. It will come to you as found with a tiny key and rectangular locket fob. The fob measures .75'' x .5''. I have not tested the pieces for silver content and there are no markings. They have not been polished and exhibit nice patina. There is a tiny religious medal tucked inside the locket which was there when purchased. age appropriate wear.