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Description
BBSF Audemars Piguet Royal Oak Perpetual Calendar 26615TI
BBSF delivers a compelling visual execution of the highly sought-after salmon dial reference, though it relies on a thicker modified movement architecture to support the calendar displays.
Powered by Clone Caliber 5134
The engine inside this replica is a heavily modified base movement, decorated and adapted to mimic the Audemars Piguet Caliber 5134. Because replicating a true mechanical perpetual calendar at this price point remains impossible, the movement functions as a complete calendar. This means the subdials are mechanically linked to the central pinion, but the wearer must manually advance the date via the recessed case pushers at the end of any month with fewer than 31 days. The rotor is skeletonized and finished to resemble the genuine AP oscillating weight.
Standard modified clone movements of this type generally perform within 卤10��15 seconds per day. The added friction of the calendar module can occasionally affect amplitude, making regular servicing beneficial for long-term stability.
- �� Power Reserve: Approximately 36 hours
- �� Complications: Day, Date, Month, and Moonphase indicator
- �� Winding Direction: Unidirectional
Technical Specifications
Measuring 11.3mm thick and weighing 185.2g, the case utilizes standard 316L steel rather than the grade 5 titanium found on the genuine 26615TI, resulting in a distinctly heavier wrist presence.
The dial features a well-executed pink-gold tone with sharply pressed tapisserie squares. The subdial printing is crisp, though the moonphase disc lacks the ultra-fine metallic deposition of the genuine.
The octagonal bezel displays a uniform vertical brush pattern. The eight hexagonal screws are recessed appropriately and polished to contrast against the matte steel face.
The bracelet links feature aggressive tapering and the correct brushed/polished alternating finishing. The double-deployant AP clasp secures with minimal endplay.
Why BBSF for This Reference?
Many collectors ask: ��Why not APSF or ZF?��
While APSF dominates the standard 15500 and 26240 lines with highly accurate clone movements, the complex perpetual calendar models require specialized modular architecture. BBSF has invested heavily in ensuring the four-subdial layout functions correctly via the case pushers, making them the default choice for this specific 5134-caliber visual replica.
Full Disclosure: The primary compromise is case thickness. At 11.3mm, the BBSF is 1.8mm thicker than the ultra-thin 9.5mm genuine case, a necessary concession to house the modified clone movement. Additionally, the 185.2g weight betrays its steel construction over the genuine��s titanium.
Data Sheet
| MODEL REFERENCE | 26615TI.OO.1220TI.01 |
| FACTORY / VERSION | BBSF Edition |
| MOVEMENT | Clone Caliber 5134 Automatic |
| CASE MATERIAL | 316L Stainless Steel |
| WEIGHT & THICKNESS | 185.2g | 11.3mm |
| CRYSTAL & LUME | Scratch-resistant Sapphire | Super-LumiNova |
| DIMENSIONS | 41mm � ~51mm � 11.3mmManual measurements �� minor tolerances apply. |
| WATER RESISTANCE | 30m stated rating �� professional pressure test recommended before swimming |
Collector Q&A
Q: Does the perpetual calendar function exactly like the genuine caliber 5134?
A: No. The modified clone 5134 movement operates as a full calendar rather than a true mechanical perpetual calendar. You will need to manually advance the date via the recessed case pushers at the end of any month with fewer than 31 days.
Q: Why is the weight 185.2 grams when the genuine 26615TI is titanium?
A: The BBSF replica utilizes 316L stainless steel for the case and bracelet rather than the grade 5 titanium found on the genuine piece. This material substitution results in a significantly heavier watch compared to the lightweight genuine counterpart.
Q: Are all the subdials functional on this BBSF replica?
A: Yes, the subdials for day, date, month, and the moonphase indicator are mechanically functional and adjustable via the flush case pushers, though they lack the complex perpetual gearing of the original.
Q: What is the most noticeable visual tell on this BBSF model?
A: The primary tell is the case thickness. The BBSF measures 11.3mm to accommodate the modular clone movement, which is 1.8mm thicker than the ultra-thin 9.5mm profile of the genuine Audemars Piguet.
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