








Patek Philippe Aquanaut Luce 5261R-001 Annual Calendar Watch
Patek Philippe 5261r 18K Rose Gold Case Technology
Utilizing 2025-upgraded PVD plating technology, the 39.9mm case undergoes 200-step finishing to achieve genuine-grade 5μm rose gold coating. The bezel features vertical satin brushing with polished sides, compliant with precious metal standards.
Patek Philippe Aquanaut blue Embossed Dial Structure
The composite dial uses nano-printing technology (precision 0.02mm) to display the Aquanaut iconic relief pattern. Swiss-certified Super-LumiNova® coating (GLB Certification CH-2025-4173) ensures 8-hour luminosity in darkness.
5261R Intelligent Annual Calendar System
Powered by Clone 26-330 S QA LU automatic movement:
• Synchronized day/month subdials (<0.5° deviation)
• Instant date-change mechanism (23:58-00:02 transition)
• Automatic 30/31-day recognition (manual Feb adjustment)
Precision Moon Phase Display
Sapphire lunar disc requires only 1-day correction every 122 years (39% improvement vs traditional 59-tooth design). AR-coated window achieves 98.7% light transmission.

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