Ulysse Nardin Locle & Geneva / F. L. Löbner, Berlin, W., Movement No. 24815, Case No. 342826, 64 mm, 238 g, circa 1930

A rare set of chronometers for scientific and military purposes. Consisting of a deck chronometer with electric seconds contact, a tape chronograph, and a rattrapante chronograph by Paul Ditisheim/Solvil. Probably from Swedish miliary stocks.
Case: silver, polished, slide for starting the seconds contact device. Dial: silvered, radial Roman hours, auxiliary seconds, 40h power reserve indicator, signed, blued spade hands. Movm.: bridge movement, frosted, gilt, 8 adj., 21 jewels, signed, Guillaume gold screw compensation balance, mechanic second contact device.