Cal. 1695 nickel-finished lever movement 40 jewels the black dial with applied luminous baton numerals luminous hands two subsidiary dials indicating flying 1/8ths of a second and 30 minutes register in large circular case water-resistant-type case with downturned lugs back secured by six screws screw down crown split seconds chronograph mechanism operated through two round buttons in the band and through the crown stainless steel Graham buckle case dial and movement signed