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Description
3KF Patek Philippe Nautilus 5811/1G-001 “New Clasp” Edition
An authoritative 41mm reproduction distinguished by its exact 8.3mm thickness and functional micro-adjustment clasp system.
Powered by Clone 324 Movement
The horological core of this 3KF edition is the ultra-thin Clone 324 movement. While the rotor and bridges have been updated with “26-330” engravings to visually align with the genuine 5811’s specifications, the base architecture remains the reliable 324 clone. This caliber features a unidirectional winding 21k gold-plated central rotor and exhibits acceptable perlage and côtes de Genève finishing across its bridges. The utilization of this specific clone caliber is critical, as it is the primary factor allowing the case to achieve its verified 8.3mm profile.
Rated at ±10–15 seconds per day. Regulation by a local watchmaker can often improve this tolerance to ±5–8 seconds per day for optimal daily performance.
- ✅ Power Reserve: Approximately 36 hours
- ✅ Complications: Sweep seconds, quickset date at 3 o’clock
- ✅ Winding Direction: Unidirectional
Technical Notice: Clone 324 Movement
The replica market currently produces only the Clone 324 movement. Even if movement bridges are engraved “330”, the mechanism operates as Clone 324.
Practical implication: The seconds hand does not stop when setting the time. This is correct behavior for this movement and ensures maximum long-term stability.
Technical Specifications
The case measures 41mm in diameter with a verified thickness of 8.3mm. It adopts the two-part case construction characteristic of the 5811, moving away from the three-part design of the 5711, yielding a total weight of 127.2g.
Features the white gold exclusive blue hue that fades to a dark navy/black periphery. The horizontal embossing is crisp, and the applied markers are filled with a consistent luminescent compound.
The octagonal bezel exhibits a pronounced vertical brush finish contrasted by high-polish chamfered edges, accurately mirroring the finishing techniques of the genuine reference.
The integrated links feature alternating satin and mirror-polished finishes. Crucially, it includes the 2022 fold-over clasp with a functional lockable micro-adjustment mechanism for precise sizing.
Why 3KF for This Reference?
Many collectors ask: “Why not PPF?”
While PPF produces excellent Nautilus dials, 3KF remains the primary choice for the 5811 due to its proprietary ultra-thin Clone 324 movement. This caliber allows the 3KF case to achieve the verified 8.3mm thickness, sitting significantly flatter on the wrist than standard Miyota-based alternatives. Additionally, 3KF’s execution of the new micro-adjustment clasp offers tighter tolerances with less endplay.
Full Disclosure: Because this replica is machined from stainless steel rather than solid white gold, its weight of 127.2g is noticeably lighter than the heavy, dense feel of the genuine precious metal reference.
LIVE PREVIEW
Data Sheet
| MODEL REFERENCE | 5811/1G-001 |
| FACTORY / VERSION | 3KF New Clasp Edition |
| MOVEMENT | Clone 324 (Engraved 26-330) |
| CASE MATERIAL | Stainless Steel |
| WEIGHT & THICKNESS | 127.2g | 8.3mm |
| CRYSTAL & LUME | Sapphire | Standard Green Lume |
| DIMENSIONS | 41.0mm × 47.5mm × 8.3mmManual measurements — minor tolerances apply. |
| WATER RESISTANCE | 30m — professional pressure test recommended before swimming |
Collector Q&A
Q: Does the micro-adjustment clasp actually work on this 3KF version?
A: Yes, the 3KF 5811/1G features a functional reproduction of Patek Philippe’s 2022 lockable fold-over clasp. It allows for minor millimeter adjustments on the fly without needing tools, providing a more precise fit than the older 5711 clasp.
Q: Why doesn’t the seconds hand stop when I pull the crown to set the time?
A: This replica utilizes the ultra-thin Clone 324 movement. While the rotor and bridges are engraved ’26-330′ to match the genuine 5811 visually, the underlying mechanism is a 324 caliber, which does not feature a hacking (stop-seconds) function. This is standard and expected behavior for this specific clone movement.
Q: Is the weight comparable to the genuine 5811/1G?
A: No. The genuine 5811/1G is crafted from solid white gold, making it exceptionally dense. This 3KF replica is constructed from stainless steel and weighs exactly 127.2g, which will feel significantly lighter on the wrist compared to the precious metal genuine.
Q: How accurate is the deep blue gradient dial compared to the genuine?
A: 3KF has successfully captured the sunburst blue to black gradient signature of the 5811. However, under harsh direct lighting, the blue tone on the 3KF may present slightly more vibrant than the muted, darker navy-grey hue found on the genuine white gold exclusive dial.