The sheer beauty of the Haute Horlogerie and the time of mechanical construction are clearly legible and clear at a glance, without any mistakes. In addition to the hour, minute and center second hands, the watch has three counters that display a perpetual calendar: the day display is at 9 o'clock, the date display is at 3 o'clock, and the 6 o'clock position is used to display the month. The exclusive signature of Jaeger-LeCoultre is at the top of the moon phase display. This new watch has a case of three different colors and styles of different styles. The first paragraph with 18K rose gold case with egg shell yellow dial; the second paragraph with 18K white gold case with silver grain dial; the last one with a steel case engraved with a sun-shaped radial silver dial, only in Jaeger -LeCoultre Jaeger-LeCoultre stores for sale. No matter what color, clothing, comfortable 39 mm case always take the lead in attracting watch lovers and collectors look carefully. With ease, consistent only button is located on the side of the case, used to adjust all the features display. Adhere to the principle of extraordinary simplicity: just one action can be calendar one day in advance. In order to be consistent with the Gregorian calendar, everything else necessary for the corresponding adjustment will be done automatically. Watch mechanism is very advanced, even taking into account the length of the month may be 28 days, 30 days or 31 days of the problem. Every four years, the watch will naturally show leap year unique February 29, and no other date. Until March 1, 2100, the watch requires no manual adjustment, as the year across the century is a special case of a leap year every four years. The moon phase display will faithfully demonstrate the different states of the moon over the next 122 years. Finally, there is a small rectangular window slightly above the center of the dial, usually in the same color as the background of the dial but only red in the middle of the night. In preparation for the on-time adjustment function at zero, the gear is already engaged. Therefore, the small window will prompt for some time to avoid any adjustment, in order to avoid gear damage. Jaeger-LeCoultre Calendar and Slim Caliber In the early 1900s, Jacques-David LeCoultre accepted Edmond, a French industrialist eager to develop ultra-thin timepieces, Jaeger) challenge to Swiss watchmakers. Their encounter opened the door to a productive partnership that, decades later, brought together the surnames of both of them. This combination took place in 1907, marked by the advent of the 145 pocket watch movement, which met the Parisian designer's prudent and meticulous rigor. Its impressive thickness of only 1.38 mm earned it the title of the thinnest watch movement in the world and has kept it within its category. Carefully crafted in half a century, this epitomizes the tradition of ultra-thin Haute Horlogerie, still adhering to the Jaeger-LeCoultre collection.