cal. 751B automatic nickel lever movement 41 jewels • two-tone matte black and silvered with applied alternate steel indexes and painted Arabic minute markers inner black Arabic numerals sector apertures for white 30 minute and 12 hour digital registers aperture for the date openwork to the lower portion revealing red-anodized steelwork luminous hands • circular black PVD titanium pivoting case with locking switch to the side the chronograph activated and reset by pressing the relevant upper or lower portion of the crystal • case dial and movement signed • with stainless steel and black PVD Jaeger-LeCoultre deployant clasp