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Annual Calendar. Moon Phases.
Aquanaut

Annual Calendar. Moon Phases.

Ref. 5261R-001

Marking a historic milestone, the Patek Philippe 5261R-001 introduces the legendary Annual Calendar complication to the Aquanaut collection for the very first time. The flawless synergy between a refined 18K Rose Gold case and a contemporary blue-gray dial creates a highly complicated yet remarkably dynamic timepiece, fervently sought after by global collectors.

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Specifications
Material 18K Rose Gold
Movement Caliber 26-330 S QA LU (Annual Calendar, Moon Phases)
Case size 39.9mm
Dial Blue-gray, embossed Aquanaut pattern
Strap Blue-gray Tropical composite, 18K rose gold fold-over clasp
Condition New

Patek Philippe Aquanaut 5261R-001: The Annual Calendar Milestone in Rose Gold

In 1996, Patek Philippe made horological history by inventing the Annual Calendar mechanism—an ingenious complication requiring adjustment only once a year at the end of February. Now, this legendary complication has officially entered the sporty-chic realm of the Aquanaut through the Reference 5261R-001. Although categorized within the Aquanaut Luce line, its perfect 39.9mm proportions and ungemset bezel have established it as an ultimate unisex masterpiece, highly coveted by both discerning gentlemen and ladies.

The Allure of the Exclusive Blue-Gray Palette Beyond its mechanical complexity, the sheer magnetism of the 5261R-001 lies in its breathtaking color palette. Patek Philippe selected a sophisticated blue-gray hue—a tone that exudes modern elegance and stealth wealth—to adorn the dial and Tropical strap. When this cool, contemporary color contrasts with the warm, majestic glow of solid 18K Rose Gold, it creates an unparalleled visual masterpiece. At The Kronos Luxury Timepieces, we consider this one of the most versatile high-complication watches available: offering the mechanical supremacy of Haute Horlogerie while maintaining a dynamic, everyday-wearable aesthetic.

Detailed Specifications & Horological Mastery:

  • Case Size & Profile: An ideally proportioned 39.9mm case with a thickness of 10.9mm, crafted from solid 18K Rose Gold. The iconic rounded octagonal bezel beautifully showcases the Maison's masterful finishing, contrasting satin-brushed surfaces with meticulously hand-polished bevels.
  • Dial & Display: A striking blue-gray dial featuring the signature embossed Aquanaut pattern. The Annual Calendar display is uniquely inverted: the moon phases aperture is positioned at 12 o'clock, the date window at 6 o'clock, with sub-dials for the day and month. Both the applied Arabic numerals and hands are crafted from 18K rose gold and filled with bright luminescent coating.
  • Movement: Powered by the exceptional self-winding Caliber 26-330 S QA LU. It features a highly precise Annual Calendar and moon phase module. Equipped with a 21K gold central rotor and finished to the exacting standards of the uncompromising Patek Philippe Seal. It operates at 28,800 vph with a power reserve of ~35–45 hours.
  • Strap: The proprietary blue-gray Tropical composite strap flawlessly matches the dial, offering extreme comfort and resistance to wear, UV radiation, and saltwater. Secured by a matching 18K rose gold fold-over clasp engraved with the Calatrava cross.
  • Condition: [New / Like New / Pre-owned]

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