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The Encyclopedia of Horology

Wristwatch · Self-winding wristwatch

Audemars Piguet Royal Oak reference 5402ST C-series

Partially verified

This Audemars Piguet Royal Oak reference 5402ST, identified as a C-series example, is a self-winding wristwatch featuring an integrated stainless steel bracelet. Designed by Gérald Genta and first introduced at the 1972 Basel Fair, the watch is noted for its slim 7mm case thickness. The dial displays the characteristic "Petite Tapisserie" pattern and features the AP logo positioned at the 6 o'clock location, a variant referred to as "AP Down." A date display is situated at the 3 o'clock position. The auction description reports that the dial exhibits signs of natural age and the case is maintained in a strong condition. This specimen belongs to the early production period of the reference 5402ST, often categorized by the C-series designation.

Audemars Piguet Royal Oak 5402ST featuring the 'AP Down' dial configuration.
Audemars Piguet Royal Oak 5402ST featuring the 'AP Down' dial configuration. — Zamanito. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
zamanito.com
Category
Wristwatch · Self-winding wristwatch
Maker / attribution
Audemars Piguet
Reference
5402ST
Catalogue / lot identifier
Source URL identifies the listing
Source-reported date
1970s
Source-reported place
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

Design and Case

The watch features a stainless steel case with a measured thickness of 7mm, designed by Gérald Genta.

The case maintains a distinct octagonal bezel secured by exposed screws, a configuration that defined the model's profile upon its introduction. The source describes the case as strong, reflecting the preserved physical integrity of this specific C-series example from the 1970s.

Evidence for this section
  • “قاب این ساعت از جنس فولاد ضدزنگ ساخته شده و ضخامت آن تنها ۷ میلی‌متر است”
  • “طراحی این ساعت اثر طراح نامدار، جرالد جنتا (Gérald Genta) بوده”
  • “قابی محکم و سالم (strong case) بوده”

Dial Configuration

The dial is decorated with the "Petite Tapisserie" pattern. This iteration is classified as an "AP Down" variant, indicating that the Audemars Piguet logo is applied at the 6 o'clock position rather than at the 12 o'clock position. The date window is located at 3 o'clock, integrated into the grid structure of the dial.

According to the source, the dial exhibits light, natural signs of aging consistent with the passage of time, while remaining in an original state.

Evidence for this section
  • “صفحه ساعت با الگوی مشهور گیوشه ریز (Petite Tapisserie) تزئین شده”
  • “این نسخه از نوع موسوم به «AP Down» است که در آن لوگوی نمادین AP در موقعیت ساعت ۶ (بخش پایینی صفحه) قرار دارد”
  • “صفحه‌ای با آثار طبیعی و ملایم گذر زمان (lightly aged)”

Origin and Status

This C-series watch represents an early production run of the reference 5402ST. As noted by the source, the information provided is based on the seller's catalogue, and no independent authentication or technical inspection has been performed to verify the current internal movement condition or the history of service.

The provenance of the model is linked to the 1972 launch, marking a transition in luxury sports watch design. The watch is presented as an untouched, authentic example of this specific production series.

Evidence for this section
  • “سری C از این رفرنس، متعلق به سال‌های نخست تولید این مدل تاریخی به شمار می‌رود”
  • “به عنوان نمونه‌ای دست‌نخورده و اصیل توصیف شده است”
  • “وب‌سایت زمانیتو بررسی مستقلی در خصوص اصالت قطعات، سلامت فنی یا صحت ادعاهای منبع انجام نداده است”

Open research questions

  • What is the specific movement serial number associated with this C-series case?
  • Does the movement contain the correct period-accurate finishing for an early 5402ST?

Source evidence

Recorded claims and source quotations for Audemars Piguet Royal Oak reference 5402ST C-series
FieldSource-reported valueSource quotation
MakerAudemars Piguet“برند سازنده: Audemars Piguet”
Reference5402ST“شماره رفرنس: 5402ST”
Case materialStainless steel“قاب این ساعت از جنس فولاد ضدزنگ ساخته شده”
Case thickness7mm“ضخامت آن تنها ۷ میلی‌متر است”
Dial patternPetite Tapisserie“صفحه ساعت با الگوی مشهور گیوشه ریز (Petite Tapisserie) تزئین شده”
Logo positionAP Down at 6 o'clock“این نسخه از نوع موسوم به «AP Down» است که در آن لوگوی نمادین AP در موقعیت ساعت ۶ (بخش پایینی صفحه) قرار دارد”
DesignerGérald Genta“طراحی این ساعت اثر طراح نامدار، جرالد جنتا (Gérald Genta) بوده”

Visible details

  • Octagonal bezel secured by eight hexagonal screws
  • Date window at 3 o'clock
  • Integrated steel bracelet with tapering links
  • AP logo applied at the bottom of the dial

Research qualifications

  • The source states it has not independently verified technical health or authenticity of individual components.
  • No specific details are provided regarding the service history or potential replacement parts.

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

Consulted source

ساعت مچی Audemars Piguet مدل Royal Oak رفرنس 5402ST سری C

Reviewed 2026-11-02 · Record fb323c4c85

Terms in this record

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