An American Waltham Watch Co sterling

An American Waltham Watch Co sterling silver cased keyless wind open-faced gentleman's pocket watch, numbered to the signed back plate '5088532', sterling inner case, the signed enamelled dial with black Roman numerals and subsidiary seconds, case diameter 5.1cm, an American Waltham USA Ensign silver cased keyless wind open-faced pocket watch, detailed within the case back '0,935' and '75602', case diameter 4.7cm, and a silver cased keywind open-faced pocket watch, detailed to the back plate 'Am. Watch Co, Waltham, Mass 7183337', the signed enamelled dial with Roman numerals, Birmingham 1897, case diameter 5.1cm, with a key.