A. Lange & Söhne Showcases a Classic High Complication in New Lange 1 Perpetual Calendar
Twenty years ago, A. Lange & Söhne produced its very first wristwatch with a perpetual calendar, the Langematik Perpetual. In the years since, the Saxon manufacture has installed the prestigious complication in seven other models, mostly in combination with a chronograph, tourbillon, or both. Unveiled today at watches & Wonders, in a move many would say is overdue, Lange’s distinctive take on the perpetual calendar finally gets a solo showcase in the famous off-center architecture of the flagship Lange 1 series. Here’s what you need to know about the new Lange 1 Perpetual Calendar.
The watch adopts the new approach taken to perpetual calendar design that Lange established in 2012 with the Lange 1 Tourbillon Perpetual Calendar, i.e., the use of a peripheral month-indicator ring that advances every month rather than the 48-step cam control commonly used for this function. Such a system is more challenging from a technical standpoint, as advancing the ring at the end of each month requires substantially more power than the traditional mechanism. Along with this ring-shaped display, the dial features a retrograde day-of-the-week display at 9 o’clock, a leap-year indication at 6 o’clock, and the hallmark Lange “outsize” date display at 10 o’clock, in addition to the time display on the large, off-center subdial at 3 o’clock. All the calendar displays can be advanced with correctors, and once they are set, the watch ...
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