The Jaeger-LeCoultre Master Calendar Automatic 39mm Q1558420 is a sophisticated and versatile timepiece from the Master collection, showcasing the brand's commitment to precision and craftsmanship. With its 39mm stainless steel case, this watch offers a classic and contemporary size suitable for various wrist sizes. The silver dial features a range of complications, including a day display at 9 o'clock, a month display at 3 o'clock, a date display around the dial's outer rim, and a moon phase indicator at 6 o'clock. These complications not only enhance the watch's functionality but also add a touch of elegance to its overall design. Powered by the Jaeger-LeCoultre Calibre 866 automatic movement, the watch ensures accurate timekeeping and a power reserve of approximately 43 hours. The black strap complements the aesthetic. With its combination of practical complications, refined design, and reliable movement, the Jaeger-LeCoultre Master Calendar Automatic 39mm Q1558420 is a sophisticated choice for watch enthusiasts who appreciate the art of horology and desire a timepiece that seamlessly blends elegance and functionality.