Precision watch with chronometer; rehearsal mechanism and playing work; Golden men's watch; also chronometer and equipped with a playing work. The dial has a second hand and a chronometer hand. On the outside of the rear floor; the HvB monogram is applied on a shaded ground in relief.; Firma G閐閛n Ducommun; Gen鑦e; c. 1884; gold (metal); h 1.6 cm x d 5.5 cm