A. LANGE & S?HNE deck watch with power reserve indicator and mostly preserved German military engraving, Germany around 1940, pressed down nickel case with middle section in silver, cuvette marked 'Fertiggestellt Dugena(Alpina) Berlin', silvered dial with Arabic numerals, 35-hour power reserve indicator at 9, constant second at 3, blued spade hands, gold plated movement calibre 48, big compensation-balance, with Breguet- hairspring, precision adjustment diameter approx. 60 mm, condition 2