Vacheron Constantin Patrimony Perpetual Calendar Collection Excellence Platine

The Vacheron Constantin Patrimony Ultra-Thin Calibre 1731, reference 43175/000P-B190, is a masterpiece that showcases the brand's expertise in creating ultra-thin timepieces with grand complications. This exceptional watch features a 41mm platinum case with an astonishingly slim profile of 8. 09mm, housing one of the thinnest manual-winding minute repeater movements ever made. The silvered opaline dial is adorned with subtle hour markers and slender hands, maintaining the Patrimony collection's signature understated elegance. At its core lies the in-house caliber 1731, a manual-winding movement measuring just 3. 90mm in thickness, operating at 21, 600 vibrations per hour, and offering a power reserve of approximately 65 hours. Functions include hours and minutes, with the highlight being the minute repeater complication, allowing the wearer to audibly chime the time on demand. The watch is water-resistant up to 30 meters, ensuring durability without compromising its delicate mechanics. It is presented on a black alligator leather strap, secured by a platinum ardillon buckle, enhancing its luxurious appeal. The transparent case back provides a mesmerizing view of the meticulously finished movement, showcasing Vacheron Constantin's unparalleled craftsmanship in haute horlogerie.