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Patek Philippe Perpetual Calendar Chronograph Reference 5270/1R-001

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

2018

Maker / issuer

Patek Philippe

This Patek Philippe perpetual calendar chronograph, reference 5270/1R-001, is a wristwatch introduced in 2018. It features an 18-karat pink gold case with flared lugs and a matching integrated 18-karat pink gold metal bracelet.

The timepiece is distinguished as the only reference within the 5270 series to be equipped with this style of metal bracelet. It utilizes a black "Noir Ebene" dial displaying perpetual calendar information, including day and month windows, a date sub-dial, and moon phase indications, alongside chronograph registers and baton indices. The watch is powered by the manual-wind CH 29-535 PS Q caliber, an in-house movement composed of 456 parts and 33 jewels.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Type
Perpetual calendar chronograph wristwatch
Maker
Patek Philippe
Caliber
CH 29-535 PS Q
Reference
5270/1R-001
Dial color
Black (Noir Ebene)
Part count
456
Jewel count
33
Case Material
18-karat pink gold
Place recorded
Switzerland
Maker / attribution
Patek Philippe

Design

Case and Dial
The watch features a case crafted from 18-karat pink gold, characterized by its flat design and distinct sculptural, flared lugs. This case is paired with an integrated metal bracelet also manufactured from 18-karat pink gold, marking it as a unique configuration within the manufacturer's 5270 model series. The dial is finished in a black hue, referred to as "Noir Ebene." It is configured to display a complex set of functions including a perpetual calendar, with day and month indicators in twin apertures, a pointer-style date display, and moon phase indications. Chronograph functionality is provided via dedicated sub-dials, with all hour markers depicted as applied baton indices.
Visible features
• Integrated pink gold link bracelet with deployant clasp • Visible column-wheel mechanism on the movement • Day and month windows positioned at 12 o'clock • Moon phase display at the 6 o'clock position
Movement and Mechanics
The timepiece is driven by the caliber CH 29-535 PS Q, a manual-winding movement. This caliber is noted for being the first perpetual calendar chronograph movement developed and manufactured entirely in-house by the company. It comprises a total of 456 individual components and is set with 33 jewels. The movement design incorporates a traditional column-wheel mechanism, which can be observed through the transparent sapphire case back.
Provenance and Authenticated Details
The reference 5270/1R-001 was introduced in 2018 as part of the broader 5270 series, representing a continuation of the brand's long-standing tradition of complex horological instruments. The provided details regarding its construction and specifications are based on data provided by the seller. The source clarifies that there is no independent certification of the watch's status beyond the provided documentation. No specific service history or performance data regarding the current functional state of the piece is provided.

Identification

Reference
5270/1R-001
Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: Performance history and service records are not documented
  • Research required: Independent verification of authenticity is not provided in the source
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