Inside and forming one of
link the
link more major elements of this update we find Audemars Piguet's modern caliber 4308 a beautifully finished automatic movement with central seconds a
link date display a rate of 4 Hz and a power reserve of 60 hours. Visible through the Royal Oak Offshore Diver's display caseback the 4308 also featured a black-finished 22k pink gold winding rotor.