Steel Panerai Luminor 1950 Marina 3 Days automatic PAM 00328. Q series of 400. Case diameter 44mm water resistant to 300 meters. Automatic movement, Panerai P. 9000 calibre, executed entirely by Panerai, 7.9 mm thick, 28 jewels, balance, 28,800 alternations/hour. Power reserve 3 days, two barrels. Incabloc® anti-shock device. 195 components. Black sandwich dial, luminous hour markers and numerals, second sweep sub-dial, date display. Polished steel bezel, case brushed steel. Mineral glass see through case back. Box and papers dated November 2014. Service papers dated July 2015. Our reference S19973. PAM 328.