The Millenary 15320OR is powered by the
link Audemars Piguet Caliber 3120 a self-winding mechanical movement known for its reliability and precision. This movement is beautifully finished with hand-polished
link bevels and Geneva stripes all visible through the sapphire crystal caseback. The watch offers a power reserve of approximately 60 hours
link ensuring it maintains accurate timekeeping over extended periods.