Antique solid silver Chinese fob with Chinese coin. fbor101

This is an antique Chinese solid silver watch chain.  Features a ladder chain of silver rectangles with stamped Chinese lettering. From that hangs a old Chinese coin with square center and embossed Chinese letters. A brass swivel clasp at the top. Fob is 4-1/2 inches in length. Coin is 1-1/8 inch in diameter. Silver content of coin is not determined.