Stores reference 6E/50. Swiss made 15-jewel movement. White metal case approximately 5cm diameter. White dial with Arabic numerals and 'blued' hands plus subsidiary seconds dial. Non luminous. Screw backed case with War department broad arrow markings, '6E/50' and serial number engraved. The dial is in lovely clean condition but the 'crystal' has minor marking and scratches. The case has normal wear and tear but no damage. Although in working order the movement gains when test run for 24 hour periods and will require attention if use in intended. Pocket watches like these were preferred by navigators who found it easier to place the watch on their maps and charts whilst working. Stock code C20318.