Among Patek Philippe's most coveted complications, the annual calendar with moon phases in stainless steel represents the apex of accessible haute horlogerie, with the blue dial 4947/1A-001 commanding exceptional recognition in today's collector market. This 38mm steel case configuration strikes the perfect balance between presence and wearability, housing one of the most sophisticated calendar mechanisms available outside of a perpetual calendar. The Patek Philippe Nautilus 4947/1A-001 delivers the brand's signature annual calendar complication—requiring adjustment only once per year—while the integrated moon phase display adds both visual intrigue and astronomical functionality to the distinctive blue dial layout.

Key Features & Specifications

• Annual Calendar Complication — Automatically adjusts for months with 30 and 31 days, requiring manual correction only once yearly at the end of February
• Moon Phase Display — Precision lunar indicator accurate to one day in 122 years, positioned at 6 o'clock within the calendar layout
• 38mm Steel Case — Perfectly proportioned stainless steel case with the signature Nautilus porthole design and integrated steel bracelet construction
• Blue Dial Configuration — Deep blue sunburst dial with applied index hour markers and complementary sub-dials for date, day, month, and moon phase displays
• Automatic Movement — Self-winding mechanical calibre with annual calendar module, ensuring consistent timekeeping and complication accuracy
• Nautilus Fold-Over Clasp — Signature bracelet clasp system with micro-adjustment capabilities and secure locking mechanism
• Complete Presentation — Accompanied by original box and papers, ensuring provenance and authenticity verification

About This Timepiece

• Bracelet Sizing — Complimentary bracelet sizing included with every purchase. Contact us with your wrist measurement and we'll have it ready before shipping.
• Authenticity Guarantee — Every watch is thoroughly inspected and authenticated by our team of certified horologists. 100% authentic, guaranteed.
• Warranty — New model watches include a 1-year mechanical warranty covering manufacturing defects. All watches include our confidence guarantee.
• Shipping — Free insured overnight FedEx shipping on all orders. Fully insured, signature required, discreet packaging.

Contact Us

Questions about this timepiece? Our specialists are available to help.
Phone/Text: (310) 363-0481
Email: chris@chronocandy.com

Chrono Candy is an independent luxury watch dealer and is not affiliated with Rolex S.A., Rolex USA, Patek Philippe, Audemars Piguet, Cartier, Omega, Tudor, or any brands listed.