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Patek Philippe Perpetual Calendar, 2010s

DocumentedDocumented from a dealer's listing; attribution and date as stated by the dealer.
Maker / attribution
Patek Philippe (maker)
Date
2010s
Country of origin
Switzerland
Object type
Wristwatch
Dimensions
Case 39 mm
Stock no.
40930525
Credit line
Dealer listing, Analog/Shift (40930525)
Catalogue title (original)
Patek Philippe Perpetual Calendar (English)

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Record summary

Catalogued by Analog/Shift (dealer), New York (stock number 40930525), this is a wristwatch by Patek Philippe, made in Switzerland, dated 2010s. The Atlas places it in the Contemporary Horology period (2010 – Present) of its Wristwatches collection. Recorded dimensions: Case 39 mm. The record is illustrated with 6 photographs.

Assembled from the source record's structured fields. Dates and attributions are given as the source states them; where a field is missing the Atlas leaves it blank rather than estimating.

Catalogue description

Dealer description — Analog/Shift

A perpetual calendar is like a small computer on your wrist. Think of it this way: Imagine a watch that keeps track of not only the time, but also the date, the day of the week, and the month, tells you whether it’s a leap year or not, and what the current phase of the moon is. Oh, and one more thing — imagine it does all of this mechanically, using springs and gears, and that you only have to adjust it once every century or so. Crazy, right? Patek Philippe has been making such watches since the Second World War, and continues to make some of the most superlative quantieme perpetuele models on the market. This particular example, a Reference 5040J from the 2010s, combines the desirable complication with a timeless tonneau-shaped case and a sought-after ‘Breguet’ dial. A particularly fetching configuration for a perpetual calendar, it’s also incredibly well proportioned and appropriate for both men and women. Housed in a 39mm yellow gold tonneau case with a signed crown, a sapphire crystal, and a smooth bezel, it features a silver dial with applied, yellow gold ‘Breguet’ indices, a matching ‘Breguet’ handset, a month and leap-year indicator at 3 o’clock, a date and moonphase aperture at 6 o’clock, and a German-language day and 24-hour sundial at 9 o’clock. Powered by the Patek Philippe Calibre 240Q automatic movement — which is visible via a sapphire caseback — it comes paired to an Analog:Shift Buckland Brown Cervo strap with a signed, 18K yellow gold pin buckle. Charming and created with outstanding artistry and attention to detail, this Reference 5040J is ready to be enjoyed by its next owner. If you’re someone who appreciates the finer things in life, then come try it on before another collector beats you to it!

Historical context

Contemporary Horology (2010 – Present)

Silicon components, connected watches, optical-lattice research clocks and a thriving independent scene.

Smartwatches became the world's best-selling watches, while mechanical watchmaking focuses on craft, innovation (silicon components, new escapements) and independent makers.

Read the period in the timelineMore wristwatches from this periodEarlier: Mechanical Renaissance

Atlas type guide

Calendar, moon-phase and perpetual calendar watches

Calendar complications range from a simple date to the perpetual calendar, which automatically allows for months of different lengths and leap years until 2100. Pocket watches with perpetual calendars were made in the eighteenth and nineteenth centuries; Patek Philippe made the first perpetual calendar wristwatch in 1925, and series production followed in 1941. The annual calendar (Patek Philippe, 1996) needs correction only once a year.

Moon-phase displays use a disc with two moons and 59 teeth advanced daily, approximating the 29.5-day lunation; more precise trains reduce the error to one day in over a century.

What to look for

  • Apertures or subsidiary dials for day, date, month and leap year.
  • Moon disc under a 'bosom' shaped aperture.
  • Recessed correctors on the case band for setting the calendar.

Dating clues

  • Triple-date wristwatches: popular c. 1940–1955.
  • Perpetual calendar wristwatches: from 1925 (unique) and 1941 (series).

General guidance written by the Atlas editors about this kind of object. It is not a statement about this particular piece; for that, rely on the source record above and on physical examination.

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