Fossil Modern Sophisticated BQ3649 Automatic brand@Armani battery operating time: *7 months battery operating time: *7 months on rechargeable battery (operation period with normal use without exposure to light after charge) *18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) Accuracy: ±15 seconds per month (with no mobile link function) 12 24 hour format Number indices at 12 o' clock and 6 o' clock are bold additions to the sleek black style it exudes timeless elegance while providing durability for everyday wear Protected by mineral crystal