Jaeger-LeCoultre Master Control Calendar with Grey Grained Dial

Jaeger-LeCoultre continues its refinement of classical complications with the release of the Master Control Calendar Q4148450, a limited edition of 500 pieces featuring a sophisticated dual-grey grained dial. Building upon the legacy of the 1940s triple calendar models and following the silver and blue dial editions introduced in recent years, this new reference combines vintage inspiration with modern craftsmanship. Its well-balanced calendar layout, thoughtful design touches like the jumping date hand, and the signature Master Control case deliver a fresh and contemporary take on a timeless complication.
This Master Control Calendar is housed in a 40mm stainless-steel case with a thickness of 10.95mm. The case construction alternates between satin-brushed and polished surfaces, with the bezel and upper lug facets receiving a mirror-like polish, while the caseband is finely brushed for subtle contrast. The proportions are refined and balanced, providing a contemporary yet classically proportioned wrist presence.Turning the watch over reveals a transparent sapphire crystal caseback that offers a full view of the in-house calibre 866. The open caseback allows collectors and enthusiasts to admire the high-end finishing of the movement, including Geneva stripes and the openworked 18k pink gold oscillating weight adorned with the Jaeger-LeCoultre logo.Completing the external features is a polished, non-screw-down crown bearing the JL logo. The pushers used for calendar adjustment are flush and unobtrusive, keeping the case profile sleek and harmonious. Water-resistance can reach up to 50 meters (165 feet).
Time is exhibited on a refined dual-grey grained texture that subtly references the mid-20th century sector dials. Light and dark grey tones are used to segment the display: the central hour ring and date track are rendered in a darker grey, while the minutes ring is a lighter shade. This tonal interplay not only enhances legibility but also adds depth and texture, with the grained finish reflecting light differently depending on the angle.The layout is classically organized with the day and month windows placed side-by-side beneath 12 o’clock, while a small seconds sub-dial at 6 o’clock houses a beautifully rendered moon phase complication set against a blue sky. A red-tipped pointer hand indicates the date, circling the dial’s outermost track. Notably, between the 15th and 16th of each month, the date hand performs a jumping motion across the moon phase aperture, a subtle yet thoughtful mechanical feature that preserves visual clarity.Adding to the dial’s classical charm are the applied triangular hour markers and Arabic numerals at 12, 3, and 9 o’clock, all rendered in polished steel. These are paired with faceted Dauphine hands that are brushed on one side and polished on the other, catching the light dynamically and staying true to the Master Control aesthetic.

Jaeger-LeCoultre Master Control Calendar

The “Jaeger-LeCoultre Master Control Calendar” (Ref#: Q4148450) is powered by the in-house self-winding mechanical movement, caliber 866AA, with 34 jewels, 344 components, and a frequency of 28,800 vph (4Hz). It comes equipped with a triple calendar complication featuring day, date, month, and a moon phase display integrated within the small seconds sub-dial. Power reserve can last up to 70 hours, when fully wound.Mounted on this watch is a black calfskin leather strap with tone-on-tone stitching, secured by a stainless-steel interchangeable double folding clasp. It offers a refined contrast to the cool tones of the dial while ensuring a comfortable and elegant fit. This pairing enhances the timeless aesthetic of the Master Control line, while allowing for easy strap changes thanks to Jaeger-LeCoultre’s quick-release system.
This model is produced in a limited edition of 500 pieces, making it a sought-after addition to the Master Control collection. Its exclusivity, combined with the elegant grey grained dial and refined calendar complication, adds strong collector appeal.