Panerai Luminor GMT Bucherer BLUE is equipped with modern internal movement P.9010. This large automatic movement with a diameter of 37.10 mm runs at a frequency of 4 Hz and has a power reserve of 72 hours, thanks to two barrels. It displays hours, minutes, small seconds, central second time zone and date. The stop-second device can realize fast and accurate setting. chronowatchmall.com