Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Openworked Platinum

Reference 25829PT.OO.0944PT.01

About this watch

The Audemars Piguet Royal Oak Perpetual Calendar Openworked Platinum is a masterpiece of watchmaking, blending tradition and innovation in a harmonious blend of style and precision. This stunning timepiece boasts an intricate openworked movement, manually finished with polished bevels, satin-brushed edges, and perlage on the recesses. The platinum construction exudes luxury, while the see-through dial offers an unobstructed view of the inner workings. With a 40-hour power reserve and automatic adjustment for leap years and varying month lengths, this watch is not just a timekeeper but a testament to Audemars Piguet's technical mastery. The moon phase complication adds a poetic touch, while the lack of indexes creates a stunning visual effect. Measuring 39.00 mm in diameter and 9.30 mm in height, this watch is versatile enough for both men and women. Whether dressed formally or casually, it completes any look with sophistication.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Audemars Piguet caliber AP 2120 / 2802 movement
  • Platinum construction and openworked design
  • See-through dial and intricate inner workings
  • 40-hour power reserve and automatic date adjustment
  • Moon phase complication and poetic touch
  • Feuille-style hands and lack of indexes
  • 39.00 mm diameter and 9.30 mm height

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar Openworked Platinum
Reference
25829PT.OO.0944PT.01
Movement
ap-2120-2802
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Perpetual Calendar
  • Moonphase
Case
39mm
Dial Color
See-through
Crystal
Sapphire
Water Resistance
20

Current Listings

[WTS] AUDEMARS PIGUET Royal Oak 43mm Offshore Rose Gold Titanium 26420OI.OO.A015VE.01

AUDEMARS PIGUET Royal Oak 43mm Offshore Rose Gold Titanium 26420OI.OO.A015VE.01

This AUDEMARS PIGUET Royal Oak Offshore has an unrivaled luxury look with its contrasting rose gold case and titanium bezel, paired with a grey dial and textured calfskin strap.

  • Condition: Excellent condition
  • Case material: 18k rose gold and titanium
  • Diameter: 43mm
  • Strap material: grey textured calfskin
Posted at
Apr 23, 2026, 1:21 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore 15703ST $17000

Audemars Piguet Royal Oak Offshore 15703ST $17000

Audemars Piguet - 15703ST · $17,000
Additional Details: Have for sale, my AP ROO 15703ST.

  • Year traded for: 2021
Posted at
Apr 22, 2026, 5:37 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Panda 26170ST

Audemars Piguet Royal Oak Offshore Panda 26170ST

Audemars Piguet - 26170ST · $16,900
a classic and sought-after Audemars Piguet Royal Oak Offshore reference, perfect for first-time AP buyers.

  • Era: pre-ceramic
  • Model type: Panda
Posted at
Apr 21, 2026, 10:04 AM
Active
[WTS] [US] Audemars Piguet Royal Oak Perpetual Calendar 41mm Blue Dial - AP 26574ST Full Set - $115,000

[US] Audemars Piguet Royal Oak Perpetual Calendar 41mm Blue Dial - AP 26574ST Full Set - $115,000

Audemars Piguet - 26574ST · $115,000
Audemars Piguet Royal Oak Perpetual Calendar in 41mm with blue dial for sale. This AP is a full set and comes in excellent condition.

Posted at
Apr 20, 2026, 5:40 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Grand Prix Edition 26290IO.OO.A001VE.01 ♦️Lightly Used 2010♦️

Audemars Piguet Royal Oak Offshore Grand Prix Edition 26290IO.OO.A001VE.01 ♦️Lightly Used 2010♦️

This is a lightly used Audemars Piguet Royal Oak Offshore Grand Prix Edition, dated Q2 2010, and comes with its full set including box and papers.

  • Condition: Lightly Used
  • Year Of Manufacture: 2010
  • Comes With Box And Papers: true
  • Payment Methods: Bank Wire / Credit card (+4.9%) / Crypto
Posted at
Apr 20, 2026, 2:00 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore RB2  26078IO.OO.D001V5.01 ♦️Lightly Used 2007♦️

Audemars Piguet Royal Oak Offshore RB2 26078IO.OO.D001V5.01 ♦️Lightly Used 2007♦️

This is a lightly used Audemars Piguet Royal Oak Offshore RB2 from 2007, featuring a full set of box and papers.

  • Condition: Lightly Used
  • Year: 2007
  • Calibre: Calibre 65
  • Box And Papers: yes
Posted at
Apr 20, 2026, 1:55 AM
Active
[WTS] 1995 Audemars Piguet Royal Oak 120th Anniversary LE ref. 56975ST w/ Box & Extract

1995 Audemars Piguet Royal Oak 120th Anniversary LE ref. 56975ST w/ Box & Extract

Audemars Piguet - 56975ST · $21,800
A 1995 limited edition Royal Oak Anniversary watch with a stainless steel case and blue dial, featuring a quartz movement.

  • Condition: Excellent, minimal wear with a couple faint marks and tiny nicks present
  • Case diameter: 33mm
  • Lug width: 23.5mm
  • Thickness: 5.8mm
Posted at
Apr 19, 2026, 8:40 PM
Active
[WTS] Audemars Piguet Royal Oak 15300ST White Dial 39mm 2007 Box & Papers - $35,500

Audemars Piguet Royal Oak 15300ST White Dial 39mm 2007 Box & Papers - $35,500

Audemars Piguet - 15300ST · $35,500
The Audemars Piguet Royal Oak 15300ST is a modern classic watch with a stainless steel case, white 'Grande Tapisserie' dial, and in-house Calibre 3120 automatic movement.

  • Condition: Excellent condition
  • Water resistance depth: 50m
  • Movement power reserve: ~60 hours
  • Size: 39mm
Posted at
Apr 18, 2026, 1:07 PM
Active