Panerai Luminor Perpetual Calendar

The Panerai Luminor Perpetual Calendar, reference PAM01575, has a perpetual calendar and a 44 mm case. The Panerai Platinumtech case has 24 mm between the lugs, a polished bezel and a see-through back. The blue dial in sapphire has luminous Arabic numerals and hour markers, weekday and date at 3 o'clock, small seconds with a 24-hour indicator at 9 o'clock, a second time zone, a power reserve indicator and a year indication. Automatic calibre P.4100 has 55 jewels, two barrels and a three-day power reserve. Its Glucydur balance beats at 28,800 alternations per hour; the movement has KIF, seconds reset and a stop balance wheel. A dark blue alligator strap closes with a white gold trapezoidal pin buckle. A second strap is dark blue caoutchouc.