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The Encyclopedia of Horology

Wristwatch · Midsize wristwatch

Audemars Piguet Royal Oak Ref. 56175ST

Partially verified

This Audemars Piguet Royal Oak, reference 56175ST, is a stainless steel midsize wristwatch featuring a 33mm case diameter. The timepiece is characterized by its white 'micro-tappisserie' patterned dial, which includes applied Tritium-filled indices and a date aperture at the 3 o'clock position. The case and integrated bracelet are constructed from stainless steel, incorporating hand-finished brushing, polishing, and beveling. The design includes the collection's signature octagonal bezel secured by eight hexagonal screws. The watch is powered by a quartz movement, consistent with the reference's position within the brand's midsize Royal Oak offerings. The auction description reports that the object retains its original factory finishing, showing only light, uniform wear across the bezel, case, and bracelet, and notes the presence of Tritium-filled indices and a matching handset.

Frontal view of the Audemars Piguet Royal Oak Ref. 56175ST showing the white micro-tappisserie dial and integrated steel bracelet.
Frontal view of the Audemars Piguet Royal Oak Ref. 56175ST showing the white micro-tappisserie dial and integrated steel bracelet. — Oliver & Clarke. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
oliverandclarke.com
Category
Wristwatch · Midsize wristwatch
Maker / attribution
Audemars Piguet
Reference
56175ST
Catalogue / lot identifier
Source URL identifies the listing
Source-reported date
Not established
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

Case and Bracelet

The Royal Oak reference 56175ST utilizes a 33mm stainless steel case. According to the provided information, the watch maintains its original factory-applied finishes, specifically noted as having no evidence of subsequent polishing or refinishing. The design utilizes the signature Royal Oak aesthetic, which includes hand-applied brushed and polished surfaces, as well as distinct beveling along the edges of the case and the integrated bracelet components.

The octagonal bezel is secured to the case via eight visible hexagonal screws. The physical condition is described as having light, uniform wear across the exterior surfaces, including the case, the bezel, and the bracelet, while otherwise appearing untouched since its original production. The bracelet is fully integrated into the case design, maintaining the continuity of the metallic finish seen throughout the watch head.

Evidence for this section
  • “33mm case”
  • “s case and bracelet show no signs of polishing or refinishing, with factory finishing visible throughout”
  • “eight hexagonal bezel screws”

Dial and Hands

The watch features a white dial characterized by a 'micro-tappisserie' texture, which is a hallmark of the Royal Oak series. The dial includes applied hour indices filled with Tritium, a luminous material. The handset is proportioned to match the indices, and the auction description reports that the color of the luminous material is consistent across the dial.

A date display aperture is positioned at the 3 o'clock marker. The surface of the dial is described as appearing flawless, with no degradation or visible wear. The dial is signed with the brand name 'Audemars Piguet' and features the 'AP' logo applied at the 12 o'clock position, with 'SWISS MADE' printed at the bottom edge.

Evidence for this section
  • “white 'micro-tappisserie' dial”
  • “applied Tritium-filled indices”
  • “handset matches beautifully”
  • “seemingly-flawless, with a clean surface and no degradation or wear to speak of”

Condition and Maintenance

The auction description states that the timepiece remains in a condition deemed to be 'fantastic' and 'seemingly untouched'. The vendor notes the absence of intervention regarding the metal surfaces, emphasizing the preservation of the original factory finishing. The wear present on the watch is described as light and uniform, affecting the bezel, case, and bracelet equally.

The seller indicates that the watch represents a balance between size and value within the Royal Oak family. The dial, indices, and handset are presented as original components in high-quality condition. No mention is made regarding the service history or the status of the quartz movement contained within the case.

Evidence for this section
  • “This particular example remains in fantastic, seemingly untouched overall condition.”
  • “s case and bracelet show no signs of polishing or refinishing”
  • “factory finishing visible throughout”

Open research questions

  • What is the specific production date or year range for this serial number sequence?
  • Has the quartz movement been serviced or replaced since the watch was originally sold?

Source evidence

Recorded claims and source quotations for Audemars Piguet Royal Oak Ref. 56175ST
FieldSource-reported valueSource quotation
MakerAudemars Piguet“Audemars Piguet”
Reference56175ST“56175ST”
Case diameter33mm“33mm case”
Dial typemicro-tappisserie“white 'micro-tappisserie' dial”
Luminous materialTritium“Tritium-filled indices”
ConditionUnpolished, with light uniform wear“s case and bracelet show no signs of polishing or refinishing, with factory finishing visible throughout and only light, uniform wear”
Design elementsEight hexagonal bezel screws“eight hexagonal bezel screws”

Visible details

  • Octagonal bezel secured by eight hexagonal screws
  • White 'micro-tappisserie' dial pattern
  • Integrated stainless steel bracelet with deployant clasp
  • Date window located at the 3 o'clock position

Research qualifications

  • The specific production year is not provided in the source.
  • The internal condition of the quartz movement is not described in the source.

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

Consulted source

ساعت مچی Audemars Piguet Royal Oak رفرنس 56175ST

Reviewed 2026-11-02 · Record 6d7a7a9a28

Terms in this record

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

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