Code 11.59 26394BC.OO.D027KB.01 Blue Aventurine Dial 41mm

Description of the Watch

The Audemars Piguet Code 11.59 Perpetual Calendar 26394BC.OO.D027KB.01 is a masterwork of Swiss haute horlogerie, crafted for both men and women who seek complications, elegance, and cutting-edge design. This 41 mm white gold timepiece features a dazzling blue aventurine dial that evokes a star-lit sky and houses a fully integrated perpetual calendar, blending celestial beauty with mechanical precision.

Overview

Launched in 2022 within the Code 11.59 collection first unveiled in 2019, this model highlights AP’s innovative trio-case design octagonal mid-case sandwiched between round sapphire crystals, with openworked lugs. Housing the sophisticated Caliber 5134 self-winding perpetual calendar, it automatically tracks day, date, month, week, leap year, and moonphase.

Design and Craftsmanship

Crafted in 18 kt white gold, the case is expertly finished with polished and satin surfaces, topped with glare‑proofed sapphire crystals front and back. The deep-blue aventurine dial, flecked with mineral sparkles, recalls a night sky and is complemented by white‑gold applied markers and luminescent hands, while the matching lacquered inner bezel frames the design beautifully. 

Movement and Performance

Powered by Caliber 5134, this movement is a high-precision self-winding perpetual calendar.
Mechanism: Self-winding automatic with integrated calendar module.
It runs at 19,800 vph (2.75 Hz), delivers a 40‑hour power reserve, and houses 38 jewels showcasing AP’s dedication to technical excellence.

Features and Complications

• Perpetual Calendar: Automatically adjusts day, date, month, leap‑year, and week indicators

• Astronomical Moonphase: Displays realistic lunar cycle

• Water Resistance: Rated to 20 m (splash resistant) 

• Exhibition Caseback: Reveals exquisite movement finishing

Specifications

Case

• Material: 18 kt white gold

• Diameter: 41 mm

• Thickness: 10.9 mm

• Finish: Polished & satin‑brushed surfaces; dual glareproof sapphire crystals 

Dial

• Color: Blue aventurine, “star-lit” effect 

• Markers: White-gold applied baton indices

• Hands: White-gold with luminescent fill

• Distinctive Elements: Perpetual calendar layout, week indicator, moonphase, lacquered inner bezel 

Bracelet/Strap

• Material: Blue rubber-coated strap

• Clasp Type: 18 kt white-gold folding AP clasp

• Adjustability: Traditional clasp fit 

Movement

• Caliber: 5134

• Certification: In-house high precision

• Power Reserve: 40 hours

• Frequency: 19,800 vph (2.75 Hz)

• Jewels: 38

• Mechanism: Self-winding