International Watch Co. Stainless Steel Open Face Watch hinged cuvette and case back Case No.1022878, Movement no.970059, circa 1940. Keyless lever movement jeweled to the third wheel, micrometer regulator and over coiled spring to the nonmetallic balance, silvered dial with minute track and Arabic chapters, blued steel breguet hands, subsidiary seconds, within a plain steel case, case dial and movement signed. Size: 49.5 mm diameter