Patek Philippe Nautilus 5726A-001 Stainless Steel 40.5mm Black Dial with Annual Calendar and Moon Phases
| Feature | Description | 
|---|---|
| Case Shape | Rounded octagonal | 
| Case Dimensions | 40.5 mm (10–4 o’clock) | 
| Case Material | Stainless Steel | 
| Dial Color | Black, embossed with horizontal pattern | 
| Crystal | Sapphire crystal | 
| Bezel | Stainless steel, satin-brushed | 
| Screw-in Crown | Yes | 
| Water Resistance | 30 metres | 
| Case Back | Sapphire crystal case back | 
| Bracelet | Alligator strap | 
| Bracelet Material | Matt black, hand-stitched rectangular scales | 
| Band Name | N/A | 
| Clasp | Nautilus fold-over clasp | 
| Movement | Self-winding mechanical, Caliber 26‑330 S QA LU 24H/441 | 
| Complications | Annual calendar, Moon phases, Day/Date/Month in apertures, 24-hour indication | 
| Winding | Self-winding via 21K gold central rotor | 
| Power Reserve | Minimum 35 hours, maximum 45 hours | 
| COSC Certified | No (Patek Philippe Seal certified) | 
The Patek Philippe Nautilus 5726A-001 is a distinguished blend of sophistication and functionality, offering a truly unique watch with both technical complexity and timeless design. Housed in a stainless steel case with a 40.5 mm diameter, this self-winding timepiece features an annual calendar, moon phases, and a 24-hour indication, making it ideal for those who appreciate precision and elegance. The black dial, embossed with a horizontal pattern and adorned with gold applied hour markers, ensures both legibility and style.
The watch’s mechanical movement, the Caliber 26‑330 S QA LU 24H/441, combines innovative features such as the sweep seconds hand and intuitive date, day, and month apertures. Its power reserve ranges between 35 and 45 hours, while the watch is water-resistant to 30 meters, offering versatility for everyday wear.
The watch is complemented by a matt black hand-stitched alligator strap, secured with a signature Nautilus fold-over clasp, ensuring both comfort and durability. The Nautilus 5726A-001 perfectly embodies the synergy of sporty aesthetics and refined craftsmanship, making it a coveted piece for any discerning collector.