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The Encyclopedia of Horology

Wristwatch · Annual calendar wristwatch

Patek Philippe Nautilus Reference 5726 Retailed by Tiffany & Co.

Partially verified

This Patek Philippe Nautilus, Reference 5726, is a stainless steel annual calendar bracelet wristwatch dating to circa 2013, featuring a retailer signature by Tiffany & Co. According to Sotheby's, the reference was originally launched in 2010 as an extension of the Nautilus collection and was the maison's first stainless steel model to incorporate an annual calendar complication. The horizontally embossed smoky grey dial displays the day, month, date, moon phases, and a 24-hour indication via multiple apertures, with the Tiffany & Co. retailer stamp positioned above the six o'clock date window.

Patek Philippe Nautilus Reference 5726 retailed by Tiffany & Co. in stainless steel with smoky grey dial
Patek Philippe Nautilus Reference 5726 retailed by Tiffany & Co. in stainless steel with smoky grey dial — Sotheby's. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
www.sothebys.com
Category
Wristwatch · Annual calendar wristwatch
Maker / attribution
Patek Philippe
Reference
5726
Catalogue / lot identifier
Source URL identifies the listing
Source-reported date
Circa 2013
Country
Switzerland

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Object Identity and Provenance

This timepiece is identified as a Patek Philippe Nautilus, reference 5726, an annual calendar wristwatch in stainless steel. The watch is reported to date to circa 2013.

The model is distinguished by a retailer signature from Tiffany & Co. stamped on the dial. The source notes that this detail is sourced from Tiffany's New York boutiques for select clients.

Evidence for this section
  • “Patek Philippe | Nautilus, Reference 5726 | A stainless steel annual calendar bracelet watch with day, date, moon phases and 24 hours indication, Retailed by Tiffany & Co., Circa 2013”
  • “featuring the prestigious logo of Tiffany & Co. stamped on its smoky grey, horizontally embossed dial”
  • “this uncommon detail is only acquired from Tiffany’s New York boutiques by very important clients”

Dial and Visual Features

The watch features a smoky grey, horizontally embossed dial. Calendar and astronomical functions, including day, date, month, and moon phases, are displayed via dial apertures.

The Tiffany & Co. signature is positioned on the dial, specifically above the date window at the 6 o'clock position.

Evidence for this section
  • “smoky grey, horizontally embossed dial”
  • “day, date, month, and moon phase all displayed via apertures on the dial”
  • “Tiffany & Co. signature printed below the subsidiary dial, directly above the date window at 6 o'clock”

Historical Context and Construction

The reference 5726 was released in 2010 as an extension of the Nautilus family and was Patek Philippe's first stainless steel model to feature an annual calendar complication. The watch requires calibration once per year.

The watch is constructed with a stainless steel case, rounded octagonal bezel, and an integrated steel bracelet.

Evidence for this section
  • “The reference 5726 was first released in 2010 as an extension of the original Nautilus family and was the first stainless steel Patek creation to feature an annual calendar complication”
  • “Requiring calibration only once a year”
  • “Stainless steel case with rounded octagonal bezel and integrated steel bracelet”

Open research questions

  • What is the specific movement caliber number housed within this reference 5726 unit?
  • What are the specific physical dimensions of this case?
  • Does the case back feature any specific engravings or retailer markings associated with the Tiffany & Co. provenance?

Source evidence

Recorded claims and source quotations for Patek Philippe Nautilus Reference 5726 Retailed by Tiffany & Co.
FieldSource-reported valueSource quotation
ComplicationsAnnual calendar with day, date, moon phases and 24 hours indication“A stainless steel annual calendar bracelet watch with day, date, moon phases and 24 hours indication, Retailed by Tiffany & Co., Circa 2013”
Retailer SignatureTiffany & Co.“featuring the prestigious logo of Tiffany & Co. stamped on its smoky grey, horizontally embossed dial”
MaterialStainless steel“A stainless steel annual calendar bracelet watch with day, date, moon phases and 24 hours indication”
Estimate1,400,000 - 2,000,000 HKD“Estimate 1,400,000 - 2,000,000 HKD”
Estimated Auction Value1,400,000 - 2,000,000 HKD“Estimate 1,400,000 - 2,000,000 HKD”

Visible details

  • Smoky grey horizontally embossed dial with luminescent baton hour markers and hands
  • Twin aperture displays for day and month located beneath the Patek Philippe Geneve branding at 12 o'clock
  • Combined moon phase aperture and 24-hour subsidiary dial above 6 o'clock
  • Tiffany & Co. signature printed below the subsidiary dial, directly above the date window at 6 o'clock
  • Stainless steel case with rounded octagonal bezel and integrated steel bracelet

Research qualifications

  • The specific auction lot number is omitted in the source article text
  • Movement caliber and case back are not visible in the provided photograph

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

Horological Vocab: Important Terms Every Collector Should Know | Watches | Sotheby’s

Reviewed 2026-10-21 · Record 0e6d6f5e87

Terms in this record

Glossary explanations for terms named in this object’s record.

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