No. 19155, signed A. H. Wallis
19-jewel 18-size full plate damascened movement with patent "butterfly" cut out tipped with gold, stem wound, button set, jewels in gold settings, escape wheel and lever with cap jewels, bimetallic balance, blued flat spring, regulator with gold index on back plate, gold cuvette, double sunk white enamel dial signed United States Watch Co., roman chapters, subsidiary seconds, blued arrow hands, engine turned and engraved case signed on both lids with United States Watch Co. trademark

55mm, 134.2 grams