Jaeger-LeCoultre Master Ultra Thin Perpetual Calendar

The Jaeger-LeCoultre Master Ultra Thin Perpetual Calendar, reference Q130842J, offers a perpetual calendar in a 39 mm steel case measuring 9.2 mm thick. The case is rated to 50 metres and has a 21 mm lug width. A silvered, silver-powdered dial carries polished black nickel appliques, Dauphine hands and date, weekday, month, year and moon phase displays. Self-winding calibre 868 operates at 4 Hz and provides a 38-hour power reserve. The calibre contains 336 components, 46 jewels and one barrel. Quick-release technology makes the black alligator leather strap interchangeable, with closure by a double folding clasp.