Gruen Watch Co. , Precision, cased and timed in U.S.A. by Gruen Watch Co. Produced in the 1940's.Fine, rectangular, 14K gold filled gentleman's wristwatch. two-body, polished, stepped sides, reeded bezel, extended lugs. matte silver with radium-coated Arabic numerals, auxiliary seconds dial. "Skeleton" blued steel hands. Cal. 123, rhodium-plated, 17 jewels, straight line lever escapement, cut bimetallic balance, Breguet balance-spring.Dial, case and movement signed.Dim. 22 x 42 mm.