Steel Panerai Radiomir 1940 3 Days Marina Militare PAM00587. Case diameter 47mm. Water resistant to 100 meters. Hand-wound mechanical Panerai P.3000 calibre movement, 16½ lignes, 5.3 mm thick, 21 jewels, Glucydur® balance, 21,600 alternations/hour. Incabloc® anti-shock device. Power reserve 3 days, two barrels. 160 components. Black sandwich dial with luminous hour markers and numerals. See through case back. Brown croc leather strap with white stitching and steel buckle. Box and papers dated September 2015.