The Basics

The 5402ST is the original Royal Oak as designed by the late Gerald Genta and introduced by AP in 1972.

Brand: Audemars Piguet
Family: Royal Oak
Reference: 5402ST.O.0344ST.01
Name: Royal Oak 5402 Jumbo
Produced: 1972
Limited: No

Below is a detailed look at Audemars Piguet’s model 5402ST.O.0344ST.01 from Royal Oak watch family, including the price, case details and movement features.

Audemars Piguet Royal Oak 5402ST.O.0344ST.01

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The Details

Audemars Piguet’s Royal Oak 5402 Jumbo (5402ST.O.0344ST.01) was originally released in 1972. This watch features a automatic movement beating at a frequency of 21600 bph ( 3 Hz) to provide a 40-hour power reserve when fully wound.

The Case

The stainless steel case measures 38mm in diameter and roughly mm thick. The N/A case is paired with a black 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 5402ST.O.0344ST.01 water resistance is not available. This does not mean this watch is not water resistant. A solid caseback is over the back of the watch case.

Material: Stainless steel
Glass: Sapphire
Back: Solid
Shape: N/A
Diameter: 38mm
Height: mm
Lug Width: N/Amm
W/R: N/A

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Royal Oak 5402ST.O.0344ST.01 movement is a powered by caliber AP 2121 made by Audemars Piguet. The 36-jewel automatic movement is 28.4mm in diameter. Its balance wheel oscillates at 21,600 semi-oscillations per hour or 3 Hz. This movement offers a 40-hour power reserve.

Type: Automatic
Brand: Audemars Piguet
Caliber: AP 2121
Base: N/A
Display: Analog
Diameter: 28.4mm
Jewels: 36
Reserve: 40 hours
Frequency: 21600 bph
Time: Hours, Minutes

The Price

How much does the Audemars Piguet’s Royal Oak 5402ST.O.0344ST.01 cost? This watch was introduced in 1972 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: Not Available .

For more information, visit Audemars Piguet online.


  • Brand: Audemars Piguet
  • Model: Royal Oak 5402 Jumbo
  • Reference Number: 5402ST.O.0344ST.01
  • Limited: No

Case & Dial:

  • Material: Stainless steel
  • Glass: Sapphire
  • Back: Solid
  • Diameter: 38
  • Thickness:
  • Lug Width: N/A
  • Dial Color: Black
  • Indexes: Stick / Dot and Stick-shaped hands
  • Water Resistance: N/A meters


  • Winding: Automatic
  • Brand: Audemars Piguet
  • Caliber: AP 2121
  • Display: Analog
  • Diameter: 28.4mm
  • Jewels: 36
  • Power Reserve: 40 hours
  • Frequency: 21600 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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