Audemars Piguet Royal Oak Royal Oak Perpetual Calendar 38 Stainless Steel / Light Blue
Reference 26684ST.OO.1356ST.01
About this watch
The Audemars Piguet Royal Oak Perpetual Calendar Automatic 26684ST.OO.1356ST.01 debuted in 2025. This reference is housed in a stainless steel case of 38 mm with a thickness of 9.4 mm. Both front and back are fitted with glareproof sapphire crystals, and water resistance is rated at 50 meters. The integrated stainless steel bracelet is secured with an AP folding clasp.
The dial is light blue with the signature Grande Tapisserie pattern. It features tone-on-tone subsidiary dials for the perpetual calendar indications, complemented by white gold applied hour markers and hands with luminescent coating, and a silvery-grey inner bezel.
This model is powered by the self-winding caliber 7136, a movement measuring 29.6 mm in diameter and 4.1 mm in height, composed of 413 parts with 41 jewels. It operates at a frequency of 28,800 vph (4 Hz) and has a power reserve of 55 hours. Functions include hours, minutes, perpetual calendar with day, date, month, leap year, and astronomical moon phase. The caliber incorporates three patented mechanisms and is adjusted entirely via the crown, without the need for correction tools.
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Specifications
- Brand
- Audemars Piguet
- Family
- Royal Oak
- Model
- Royal Oak Perpetual Calendar 38 Stainless Steel / Light Blue
- Reference
- 26684ST.OO.1356ST.01
- Movement
- ap-7136
- Movement Features
-
- Hours, Minutes
- Date, Day, Leap Year, Month
- Moonphase
- Case
- Stainless Steel 38mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
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![[WTS] Audemars Piguet Royal Oak Offshore 26470IO – Titanium/Ceramic – Box & Papers – Random Serial (2020+) – Great Condition – 26,800 Shipped – Trades Welcome](https://preview.redd.it/wse2zfl6yojg1.jpg?width=640&crop=smart&auto=webp&s=901c972bc96fafdad9e1a2512d3e70bdbc8b9d15)
Audemars Piguet Royal Oak Offshore 26470IO – Titanium/Ceramic – Box & Papers – Random Serial (2020+) – Great Condition – 26,800 Shipped – Trades Welcome
This Audemars Piguet Royal Oak Offshore Ref. 26470IO features a titanium case, gray ceramic bezel, and AP automatic chronograph movement, giving it a rugged yet luxurious presence.
- Condition: great
- Case material: titanium
- Bezel material: gray ceramic
- Movement type: AP automatic chronograph movement
![[WTS] Vintage Seiko Sports 150 – Alarm Chronograph – 😏 “Poor Man’s AP Royal Oak” 😏 – 7T34-7A10 – $245 Shipped](https://preview.redd.it/g0e1fbl1fijg1.jpg?width=640&crop=smart&auto=webp&s=d64eff6364aa96bad1b4f88850f5b5d1f8b55008)
Vintage Seiko Sports 150 – Alarm Chronograph – 😏 “Poor Man’s AP Royal Oak” 😏 – 7T34-7A10 – $245 Shipped
This vintage Seiko Sports 150 is a stylish and functional chronograph watch featuring date display, alarm functions, and powered by quartz movement. It's housed in an approximately 44mm case on its original bracelet.
- Condition: Used with signs of wear and fading
- Case Size: approximately 44mm
- Strap Length: up to 8 inches
![[WTS] Audemars Piguet Royal Oak Offshore Diver “The Admiral”](https://preview.redd.it/jnghp9nqghjg1.jpg?width=640&crop=smart&auto=webp&s=7f9c5497ec262b469bc72946a391b26b5efc3d1b)
Audemars Piguet Royal Oak Offshore Diver “The Admiral”
The Audemars Piguet Royal Oak Offshore Diver 'The Admiral' features a 42mm case, white hobnail dial, and integrated strap with navy blue accents.
- Condition: Excellent Condition
- Case size: 42mm
- Water resistance: 200m depth rating
![[WTS] Audemars Piguet Royal Oak 6014ba ($39,500)](https://preview.redd.it/n6lfctnzwbjg1.jpg?width=640&crop=smart&auto=webp&s=48d506e565560cbaff64c4896aac091f3d842df7)
Audemars Piguet Royal Oak 6014ba ($39,500)
This Audemars Piguet Royal Oak is a solid 18K gold watch with a quartz movement, suitable for a 7-inch wrist.
- Condition: really nice
- Material: solid 18K gold
- Wrist size compatibility: roughly 7 inch
![[WTS] Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01](https://preview.redd.it/6tjo8vm0r9jg1.jpeg?auto=webp&s=160bb756ddf91d4332b2a53fa587f8931b7bf884)
Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01
The watch is a 44mm rose gold and black ceramic Audemars Piguet Royal Oak Offshore Selfwinding Chronograph with a smoked grey dial.
- Condition: Like new
- Case size: 44mm
- Movement caliber: 3126/3840
- Power reserve: 50 hours
![[WTS] Audemars Piguet Royal Oak Offshore 26470IO – Titanium/Ceramic – Box & Papers – Random Serial (2020+) – Great Condition – 26,800 Shipped – Trades Welcome](https://preview.redd.it/4q7f0pj093jg1.jpg?width=640&crop=smart&auto=webp&s=b7498d1634ef2433aca43f02a9ce52c756de73e7)
Audemars Piguet Royal Oak Offshore 26470IO – Titanium/Ceramic – Box & Papers – Random Serial (2020+) – Great Condition – 26,800 Shipped – Trades Welcome
Up for sale is an Audemars Piguet Royal Oak Offshore Ref. 26470IO, one of the most striking modern Offshore configurations. The titanium case paired with the gray ceramic bezel gives this piece a rugged, stealth-luxury presence, while still wearing comfortably thanks to the lightweight build.
- Condition: Great
- Case Material: titanium
- Bezel Material: gray ceramic
- Movement: AP automatic chronograph movement
![[WTS] Audemars Piguet Royal Oak 15300OR – Rose Gold - Watch Only](https://preview.redd.it/ktbfusv9i2jg1.jpg?width=640&crop=smart&auto=webp&s=54e9695d33fb8361c38606d12753ffcaa3a64e2f)
Audemars Piguet Royal Oak 15300OR – Rose Gold - Watch Only
This Audemars Piguet Royal Oak reference 15300OR features a 39mm 18k rose gold case with a classic white Grande Tapisserie dial, powered by the in-house AP Calibre 3120 automatic movement. It comes with both a brown alligator leather strap and an additional white rubber strap for different wear options.
- Condition: Very good pre-owned condition
- Case Size: 39mm
- Material: 18k Rose Gold
- Dial: White “Grande Tapisserie”
![[WTS] Audemars Piguet Royal Oak Offshore Diver 42mm Funky Green 15710ST.OO.A038CA.01](https://preview.redd.it/yv5c130dzyig1.jpg?width=640&crop=smart&auto=webp&s=19f4d279c7141637802c23c07f68fb443ee042e1)
Audemars Piguet Royal Oak Offshore Diver 42mm Funky Green 15710ST.OO.A038CA.01
This Audemars Piguet Royal Oak Offshore Diver is a 42mm Funky Green timepiece with a stainless steel case and rubber band, featuring an automatic movement, sapphire crystal, and a water resistance of 300 meters. The watch comes with its outer box, inner green box, instruction manual, and warranty manual.
- Condition: Excellent pre-owned condition
- Case diameter: 42mm
- Water resistance: 300 meters
- Movement: Automatic