Blancpain Leman Perpetual Calendar Chronograph
Housing and aesthetics
The Reference 2585A-3342A-53A is an outstanding exhibit of the Biver era, the pioneering era in which Jean-Claude Biver revitalized the Blancpain brand and ushered in the renaissance of mechanical complications. Crafted from solid 18k yellow gold, The 38 mm case embodies the classic elegance of the Leman line. The white dial offers a timeless contrast to the gold hands and indices. Despite the complexity of the perpetual calendar - including moon phase and leap year display - the design remains perfectly legible thanks to the clear structure typical of this era. The striking double bezel and the precise Chamfers on the case underline the craftsmanship that has brought Blancpain back to the forefront of haute horlogerie.
Caliber and mechanics
The centerpiece of this collector's item is the highly complex Manufacture caliber F585. This mechanical masterpiece combines a flyback chronograph with a perpetual calendar whose cadrature demands the highest precision. The switching wheel control ensures perfect haptic operation of the chronograph functions. As part of the 2018 service, the Amplitude and the rate accuracy optimized to movement level to ensure the long-term reliability of the complications. With a stable Power reserve and an exquisite Finissage This work is representative of the technical brilliance of the Biver era. The screw-down pushers and crown protect the sensitive mechanics and make this chronograph a robust companion for connoisseurs.
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For more information, see Technical Details.



























