No. 208504, Brotherhood of Railroad Trainmen Official Standard, in BRT monogramed case
21-jewel Grade 999 18-size, radial damascened full plate adjusted movement signed "Official BRT Standard, Ball & Co., Cleveland O.", jewels in settings, bimetallic balance, overcoiled spring, swan's neck regulator with index on balance cock, stem wound, lever set, white enamel dial signed "BRT Standard, Ball Watch Co., Cleveland, O." with black arabic numerals, subsidiary seconds, blued hands, B. W. C. Co. 20-year open face case engraved with BRT monogram
55mm