The Basics
The Audemars Piguet Royal Oak Ultra Thin Tourbillon Openworked ref. 26518ST.OO.1220ST.01 was introduced at SIHH 2017 as a limited edition of 100 pieces. It features a stainless steel case and matching bracelet, and is powered by a a skeletonized movement with tourbillon escapement.
| Brand: | Audemars Piguet |
| Family: | Royal Oak |
| Reference: | 26518ST.OO.1220ST.01 |
| Name: | Royal Oak Ultra Thin Tourbillon Openworked Stainless Steel |
| Produced: | 2017 |
| Limited: | Yes, 100 units |
Below is a detailed look at Audemars Piguet’s model 26518ST.OO.1220ST.01 from Royal Oak watch family, including the price, case details and movement features.
The Details
Audemars Piguet’s Royal Oak Ultra Thin Tourbillon Openworked Stainless Steel (26518ST.OO.1220ST.01) was originally released in 2017. This watch features a hand-wound movement beating at a frequency of 21600 bph ( 3 Hz) to provide a 70-hour power reserve when fully wound.
The Case
The stainless steel case measures 41mm in diameter and roughly 8.95mm thick. The N/A case is paired with a skeleton 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 26518ST.OO.1220ST.01 is water resistant up to 20 meters (66 ft). A display caseback is over the back of the watch case.
| Material: | Stainless steel |
| Glass: | Sapphire |
| Back: | Display |
| Shape: | N/A |
| Diameter: | 41mm |
| Height: | 8.95mm |
| Lug Width: | N/Amm |
| W/R: | 20 |
Case Diameter
Case Thickness
Lug Width
Water Resistance
The Movement
The Royal Oak 26518ST.OO.1220ST.01 movement is a powered by caliber AP 2924 SQ made by Audemars Piguet. The 25-jewel hand-wound movement is 31.5mm in diameter. Its balance wheel oscillates at 21,600 semi-oscillations per hour or 3 Hz. This movement offers a 70-hour power reserve.
| Type: | Hand-Wound |
| Brand: | Audemars Piguet |
| Caliber: | AP 2924 SQ |
| Base: | Audemars Piguet AP 2924 |
| Display: | Analog |
| Diameter: | 31.5mm |
| Jewels: | 25 |
| Reserve: | 70 hours |
| Frequency: | 21600 bph |
| Time: | Hours, Minutes |
| Chronograph: | |
| Additionals: | Tourbillon Escapement, Skeleton, Power Reserve Indicator |
The Price
How much does the Audemars Piguet’s Royal Oak 26518ST.OO.1220ST.01 cost? This watch was introduced in 2017 and has been in Audemars Piguet’s collection for around . This watch is a limited edition with just 100 pieces released. 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.
Specifications:
- Brand: Audemars Piguet
- Model: Royal Oak Ultra Thin Tourbillon Openworked Stainless Steel
- Reference Number: 26518ST.OO.1220ST.01
- Limited: Yes, 100 units
Case & Dial:
- Material: Stainless steel
- Glass: Sapphire
- Back: Display
- Diameter: 41
- Thickness: 8.95
- Lug Width: N/A
- Dial Color: Skeleton
- Indexes: Stick / Dot and Stick-shaped hands
- Water Resistance: 20 meters
Movement:
- Winding: Hand-Wound
- Brand: Audemars Piguet
- Caliber: AP 2924 SQ
- Display: Analog
- Diameter: 31.5mm
- Jewels: 25
- Power Reserve: 70 hours
- Frequency: 21600 bph
- Functions: Hours, Minutes
About Audemars Piguet
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.
View all Audemars Piguet watches.
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