No. 12, signed Geo. P. Rose, Dubuque, Ia.
17-jewel 18-size damascened nickel shaped ¾ plate lever movement, gold jewel settings, counterpoised straight line escapement, steel escape wheel, gold train, bimetallic balance, blued overcoiled spring, regulator with gold index on back plate, stem wound, lever set, gold cuvette, signed white enameled dial, roman chapters, subsidiary seconds, blued hands, engine turned and floral engraved case
53mm, 133.1 grams