Graham swordfish booster d
Swordfish watches are unique because of the three sapphire crystals protecting its dials in addition the watch comes with automatic bi compax chronograph g1710 movement it makes 28 800 vibrations per hour additional functionalities include incabloc shock absorber 34 jewels and a 48 hour power reserve the chronograph has seconds 30 minute and 12 hour counters hands mark hours minutes and seconds sapphire crystal anti reflective coating adds to the resilience of the timepiece