The Basics

The Audemars Piguet Royal Oak Perpetual Calendar reference 26574BA.OO.1220BA.01 was introduced in 2016, according to AP marking a grand return of yellow gold. At 41mm, its case is slightly larger than its predecessors. Accordingly, the self-winding caliber 5134 is slightly larger as well – plus a week number indicator has been added. In this configuration, case and bracelet are yellow gold; the dial is blue.

Brand: Audemars Piguet
Family: Royal Oak
Reference: 26574BA.OO.1220BA.01
Name: Royal Oak Perpetual Calendar 41 Yellow Gold
Produced: 2016
Limited: No

Below is a detailed look at Audemars Piguet’s model 26574BA.OO.1220BA.01 from Royal Oak watch family, including the price, case details and movement features.

Audemars Piguet Royal Oak 26574BA.OO.1220BA.01

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The Details

Audemars Piguet’s Royal Oak Perpetual Calendar 41 Yellow Gold (26574BA.OO.1220BA.01) was originally released in 2016. This watch features a automatic movement beating at a frequency of 19800 bph ( 3 Hz) to provide a 40-hour power reserve when fully wound.

The Case

The pink gold case measures 41mm in diameter and roughly 9.5mm thick. The N/A case is paired with a blue color dial with stick-shaped hands, and a stick / dot hour markers and minute track, covered by a sapphire glass. Audemars Piguet’s Royal Oak model 26574BA.OO.1220BA.01 is water resistant up to 20 meters (66 ft). A display caseback is over the back of the watch case.

Material: Pink gold
Glass: Sapphire
Back: Display
Shape: N/A
Diameter: 41mm
Height: 9.5mm
Lug Width: N/Amm
W/R: 20

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Royal Oak 26574BA.OO.1220BA.01 movement is a powered by caliber AP 5134 made by Audemars Piguet. The 38-jewel automatic movement is 29mm in diameter. Its balance wheel oscillates at 19,800 semi-oscillations per hour or 3 Hz. This movement offers a 40-hour power reserve.

Type: Automatic
Brand: Audemars Piguet
Caliber: AP 5134
Base: N/A
Display: Analog
Diameter: 29mm
Jewels: 38
Reserve: 40 hours
Frequency: 19800 bph
Time: Hours, Minutes

The Price

How much does the Audemars Piguet’s Royal Oak 26574BA.OO.1220BA.01 cost? This watch was introduced in 2016 and has been in Audemars Piguet’s collection for around . This watch is not a limited release. As with most luxury watches, the price of depends on the availability and demand.

CURRENT PRICE: $95,900 .

For more information, visit Audemars Piguet online.


  • Brand: Audemars Piguet
  • Model: Royal Oak Perpetual Calendar 41 Yellow Gold
  • Reference Number: 26574BA.OO.1220BA.01
  • Limited: No

Case & Dial:

  • Material: Pink gold
  • Glass: Sapphire
  • Back: Display
  • Diameter: 41
  • Thickness: 9.5
  • Lug Width: N/A
  • Dial Color: Blue
  • Indexes: Stick / Dot and Stick-shaped hands
  • Water Resistance: 20 meters


  • Winding: Automatic
  • Brand: Audemars Piguet
  • Caliber: AP 5134
  • Display: Analog
  • Diameter: 29mm
  • Jewels: 38
  • Power Reserve: 40 hours
  • Frequency: 19800 bph
  • Functions: Hours, Minutes

About Audemars Piguet

Audemars Piguet logo

Jules Louis Audemars and Edward Auguste Piguet met in 1874. The two watchmakers began working together, founding Audemars, Piguet et Cie, one year later in 1875. To this day, members of the two families sit on the board of directors for the company. This makes Audemars Piguet one of the oldest family-run manufactures.

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