A GENTLEMAN'S STAINLESS STEEL CHRONOGRAPH WRISTWATCH CIRCA 1968 REF 1809 COSMONAUTE +manual +circular black dial +painted luminous Arabic numerals + centre sweep seconds +chronograph registers +black plastic bezel +screw down case back +case and dial signed +shock and water resistant +non-original stainless steel bracelet. Width 50mm. Accompanied by booklet and certificate dated 10.6.77