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3940 Patek Phillip Watch, Perpetual Calendar


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The Patek Philippe Ref. 3940 is a timepiece that transcends mere functionality, embodying the essence of luxury, craftsmanship, and horological artistry. Launched in 1985 and produced until 2007, this iconic perpetual calendar wristwatch has become a symbol of Patek Philippe’s commitment to precision and elegance.

At first glance, the Ref. 3940 captivates with its classic and timeless design. Housed in a round case, available in various materials such as yellow gold, white gold, rose gold, and platinum, it exudes an understated sophistication. The case measures 36 mm in diameter, a size that appeals to those who appreciate a more restrained and traditional presence on the wrist.

One of the defining features of the Ref. 3940 is its perpetual calendar complication, a testament to Patek Philippe’s mastery in watchmaking. The perpetual calendar is a horological feat that automatically adjusts for irregularities in the number of days in each month, including leap years, without requiring manual corrections for decades. This complication is displayed through sub-dials on the watch face, showcasing the day, date, month, and moon phase.

The dial of the Ref. 3940 is a work of art in itself, characterized by its clean and balanced layout.  The moon phase display adds a touch of poetry to the overall aesthetic. The caliber 240 Q, an ultra-thin automatic movement known for its reliability and precision.

Wearing a Patek Philippe Ref. 3940 is not just about telling time; it’s a statement of appreciation for the finer things in life. It’s a piece that transcends trends, destined to be passed down through generations as a cherished heirloom. The rarity and craftsmanship associated with the Ref. 3940 make it a coveted treasure among watch enthusiasts and collectors, a symbol of enduring luxury in the world of haute horlogerie.

  • Material: 18 karat yellow gold
  • Movement: Automatic
  • Model: 3940J
  • Size: 36 Millimeter
  • Circa: 1897
  • Other: original Box and original “certificate of origin” and register papers
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