Tiffany Studios Counterbalance Desk Lamp. 7.5 in. dia. spun bronze shade with 13 cabochon green jeweled glass mounts around the border; unsigned, has a 2.25 in. dia. fitter, nice brown patina. On a bronze counterbalance base signed Tiffany Studios New York 415, has a fancy decorated weighted base with teardrop stem and adjustable curved arm with leaf molded spherical counterweight on the back end. 15 in. high x 6 in. dia. x 16.5 in. deep. Weight: 18 lbs.