JUNGHANS electronic very rare gents wristwatch in stainless steel in diver design, Germany around 1970, screwed down case back, bidirectional revolving bezel with bakelite- inlay, black dial with raised indices, display of hours, minutes and sweep seconds, copper coloured, electro-mechanical movement, calibre 600.30, 17 jewels, precision adjustment, original box and jewelers warranty note, measures approx. 41 x 36 mm, condition 2-3, property of a collector