Ball Watch Co. Cleveland, O. Hamilton grade official RRstandard a gold filled openface railroad grade watch. Dial: white enamel, large Arabic numerals, subsidiary seconds, blued steel railway spade hands. Movement: 23-jewel 16-size concentric damascened nickel divided 3/4 plate movement, no. B606173. Case: engine-turned, decorative engraved monogramme, with pierced bow, numbered 2488149. Dimensions: 50 mm diameter. Signed: case, dial and movement