Patek Philippe Annual Calendar

The Patek Philippe Annual Calendar Ref. 5146/1R-001 blends timeless design with technical sophistication, presenting one of the brand’s most versatile and elegant complications. Crafted from solid 18k rose gold, it features a warm opaline dial enhanced by applied gold hour markers and refined subdials for the day, month, and moon-phase display. The seamlessly integrated rose-gold bracelet adds both comfort and presence, balancing everyday wearability with luxurious character. Powered by the self-winding Calibre 324 S IRM QA LU, the 5146/1R-001 automatically accounts for months with 30 and 31 days—requiring adjustment only once per year—making it a masterpiece of both beauty and practicality.

Specifications

Reference: 5146/1R-001

Collection: Annual Calendar

Case Material: 18k rose gold

Case Diameter: 39 mm

Case Thickness: ~11.2 mm

Bezel: Fixed 18k rose-gold bezel

Crystal: Scratch-resistant sapphire front and display caseback

Dial: Opaline dial with applied gold hour markers, day and month subdials, and moon-phase display with date aperture

Hands: Dauphine-style 18k rose-gold hands

Movement: Patek Philippe Calibre 324 S IRM QA LU automatic
 • Frequency – 28,800 vph (4 Hz)
 • Power Reserve – ~35–45 hours
 • Functions – Hours, minutes, seconds, annual calendar (day, date, month), moon-phase, power-reserve indicator
 • Finishing – Hand-decorated bridges, circular graining, Geneva striping

Bracelet: Integrated 18k rose-gold bracelet with folding clasp

Water Resistance: 30 m / 3 ATM