Marshall Field Art Deco Desk Clock Brass Double Dial Sided Concord Watch Tiffany. Art Deco era brass desk clock. Manufactured by Concord Watch Co.. Retailed by Marshall Field & Co. Double sided with a dial on each side. One side has cracked and chipped glass. Other side is very nice. I havent tried to see if it runs as Im not knowledgeable when it comes to clocks. Came out of the estate of a well…