Vacheron Constantin Patrimony Heritage Slim Perpetual Calendar Watch

The iconic models of the Patrimony heritage series have launched an exclusive midnight blue dial style. This Patrimony heritage ultra-thin perpetual calendar watch is equipped with an ultra-thin self-winding 1120 QP movement. The appearance of the lines is elegant and elegant, presenting modern and refined textures to connoisseurs.

Vacheron Constantin PATRIMONY Slim Perpetual Calendar Watch

1120 QP movement
  Vacheron Constantin’s self-developed and manufactured 1120 QP movement can drive hours, minutes, moon phases (at 6 o’clock), perpetual calendar (day display at 9 o’clock, date at 3 o’clock, and can indicate 48 months of the month And leap year display at 12 o’clock) display function. This watch is considered by many collectors as the iconic perpetual calendar watch in the market. It can identify the special date at the end of each month without any adjustments before March 1, 2100. Ordinary calendar watches require manual date calibration for months that are not 31 days, while perpetual calendar watches take leap year cycles into account and can automatically move hours based on the number of days in the month (including 31, 30, and 28 days, and biennial February) 29th). In addition, the moon phase display is also decorated with an infilled enamel decoration, and its colors need to be accurately fired at ultra-high temperature (about 1000 ° C) to display, showing the most exquisite romantic starry night scene.

Vacheron Constantin PATRIMONY Slim Perpetual Calendar Watch

  The complex functions of the perpetual calendar place extremely high demands on the miniaturization process. The movement must be adjusted automatically based on special dates in the calendar. Given that the thickness of the Vacheron Constantin 1120 QP movement is only 4.05 mm, the brand broke the limit of miniaturization process and created this ultra-thin perpetual calendar movement composed of 276 parts. In addition to the extraordinary mechanical craftsmanship, the movement is also equipped with a hollow Maltese cross-shaped rotor, showing the beauty of fine watchmaking. Through the sapphire crystal caseback, you can also enjoy the exquisite polishing and finishing technology and the elegant and charming ‘dance’ of the oscillating weight. Finally, a vibration frequency of 2.75 Hz (19,800 times / hour) not only ensures the accuracy of the movement of the movement, but also guarantees a power reserve of up to 40 hours.

Vacheron Constantin PATRIMONY Slim Perpetual Calendar Watch

  The pink gold case complements the blue sun-print satin dial, and the folding buckle makes this watch easily reflect the wearer’s personality: classic elegant aestheticist, overall shape and dark blue crocodile leather strap Perfectly echoed, the double-layer strap is made of the same leather material, and the details are exquisite and noble.
Technical specifications

Vacheron Constantin PATRIMONY Slim Perpetual Calendar Watch

  Model 43175 / 000R-B519
  Movement 1120 QP
     Self-winding mechanical movement developed and manufactured by Vacheron Constantin
     Diameter 29.6 mm (12½ legal minutes), thickness 4.05 mm, about 40 hours power reserve
     Vibration frequency 2.75 Hz (19,800 times / hour) 276 parts
     36 gems
     Certified by the Geneva Seal
     Display function hours, minutes
     Perpetual calendar (day, date, 48 months and leap year display)
  Case 18K 5N pink gold
     41 mm diameter, 8.9 mm thick case back with transparent sapphire crystal
     Water resistance tested at 3 bar atmospheric pressure (about 30 meters)
  Dial Midnight Blue, Sunprint Satin
     18 ‘5K pink gold applied hour-markers
  Strap Dark blue double layer Mississippi alligator leather strap, same color stitching, riding stitching, large checkered
  Buckle 18K 5N pink gold folding buckle
      Polished Half Maltese Cross
  Available at Vacheron Constantin stores only.