Swiss 'Solvil' 18ct gold, open face slim dress pocket watch by Paul Ditisheim for A. Mantegani, Montenegro, with engine turned back cover with monogrammed cartouche; champagne dial with retailer's details and Ditisheim signature, Roman numerals, rail track minutes, subsidiary seconds dial at VI, blued steel hands. Stem wind. Signed and numbered fine quality lever escapement movement with 16 jewels. Total weight 70gm