GUINAND pilots chronograph reference 40.50.03 in stainless steel, Switzerland/Germany current production, on both sides glazed & screwed down case, original leather strap with original buckle enclosed, bidirectional revolving bezel with 60-minutes graduation, black dial with luminous indexes, luminous hands, day & date, copper coloured movement calibre ETA/Valjoux 7750, 25 jewels, precision adjustment, diameter approx. 41 mm, original box & description/user's manual (in copy) enclosed, condition 1, property of a collector