The Frédéric Piguet Caliber 820 is a Swiss-made quartz movement designed for precision and reliability. Developed by Frédéric Piguet SA, a company renowned for producing high-quality watch movements, the Caliber 820 exemplifies the brand's commitment to excellence in horology.

Technical Specifications

• Type: Quartz (battery-powered)

• Diameter: Approximately 8.75 lignes (19.5 mm)

• Height: Approximately 2.10 mm

• Power Reserve: Approximately 30 to 35 months, depending on current draw

• Current Consumption: Approximately 0.6 µA

• Battery Size: Typically 1.55V (e.g., SR626SW)

• Functions: Hours and minutes

• Shock Protection: Equipped with Incabloc shock protection system

• Lift Angle: 53 degrees

• Applications: Used in various luxury timepieces, particularly in dress watches where slimness and elegance are paramountpicclick.comming.watch+1watch-wiki.net+1phfactor.netming.watch+2emmywatch.com+2emmywatch.com+2

Design and Engineering

The Caliber 820 is characterized by its ultra-thin construction, measuring just 2.10 mm in height. This slim profile is achieved through meticulous engineering, allowing for a compact design without compromising functionality. The movement operates at a frequency of 32,768 Hz, ensuring accurate timekeeping. With a power reserve of approximately 30 to 35 months, it offers reliable performance for extended periods without the need for battery replacement.phfactor.net

Despite its slimness, the Caliber 820 incorporates the Incabloc shock protection system, strategically placed to reduce friction and enhance durability. The movement's architecture includes a clean and efficient gear train, contributing to its reliability and ease of servicing.emmywatch.com+1emmywatch.com+1

Applications in Watchmaking

The Caliber 820 has been utilized in various high-end timepieces, particularly in dress watches where slimness and elegance are paramount. Notably, it has been featured in models by prestigious brands such as Cartier and Ebel. For instance, the Cartier Tank Basculante, a part of the Collection Privée Cartier Paris (CPCP) line, houses this movement, showcasing its application in luxury watchmaking.watch-wiki.net+1it.wikipedia.org+1

Maintenance and Longevity

Due to its quality construction and thoughtful design, the Frédéric Piguet 820 is known for its longevity and reliability. Watchmakers appreciate its straightforward architecture, which facilitates servicing and maintenance. Components for the Caliber 820 are available through specialized retailers, ensuring that the movement can be properly maintained and restored.

Conclusion

The Frédéric Piguet Caliber 820 stands as a testament to Swiss watchmaking excellence, combining ultra-thin design with reliable performance. Its application in luxury timepieces underscores its status as a preferred choice for high-end dress watches. For enthusiasts and collectors, the Caliber 820 represents a harmonious blend of technical prowess and aesthetic elegance, solidifying its place in the legacy of fine horology.