Breitling - A steel 'Navitimer' wristwatch

circa 1964, model number 806, serial number 995716, the signed 'reverse panda' dial, 38mm diameter, with twin jet logo, (originally) luminous batons, white hands and chronograph sweep, three 'small size' subsidiary dials recording running seconds and chronograph minutes and hours, outer tachymeter scale and bi-directional slide rule with milled edged bezel, signed mechanical crown wind chronometer rated 17 jewel Venus 178 movement, import code 'WOG', (for Wakmann), case, 40mm diameter, steel with start/stop and reset pushers above and below the crown, verso steel, snap on, signed and numbered 806, interior numbered 995716, to an aftermarket steel expanding mesh style bracelet