Panerai Radiomir 1940 Acciaio

The Panerai Radiomir 1940 Acciaio, reference PAM00399, is a special edition with a polished 47 mm AISI 316L steel case. The case has removable wire loop strap attachments and a see-through back, with a Plexiglas crystal over the dial. The black dial has luminous Arabic numerals and hour markers and small seconds at 9 o'clock. A polished bezel surrounds the dial. The movement has a KIF Parechoc anti-shock device, a swan's neck regulator and a 55-hour power reserve. Manual-winding calibre OP XXVII is based on Minerva 16-17 and contains 18 jewels, and its Glucydur balance beats at 18,000 alternations per hour.