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Patek Philippe Flyback Chronograph Annual Calendar

Reference 5905/1A-001Item Z101604

UnwornOriginal papersOriginal boxYear: 2025

Case: 42 mm · Stainless Steel
Movement: Automatic · CH 28-520 QA 24H
Dial: Green
Year: 2025

$63,085

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Original manufacturer's warranty: 5 years
Warranty date: 2025
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Specifications

Brand: Patek Philippe
Reference: 5905/1A-001
Year: 2025
Original papers: Yes
Original box: Yes
Condition: Unworn
Type: Men's Watch
Case material: Stainless Steel
Dial: Green
Diameter: 42 mm
Strap: Stainless Steel
Clasp: Folding Clasp
Clasp material: Stainless Steel
Movement: Automatic
Caliber: CH 28-520 QA 24H
Power reserve: max. 55 h
Frequency: 28.800 /h
Crystal: Sapphire Crystal
Water resistance: 30 m
Functions: Chronograph, small seconds, Day Display, Month Display, Date, Annual Calendar, Flyback Function
Additional features: Luminous Indices, Luminous Hands

What does 30 m water resistance mean?

30 m (3 bar) means splash protection — no water contact while showering or swimming. The metre rating refers to the test pressure of the water-resistance test, not a diving depth.

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Description

The Patek Philippe Flyback Chronograph Annual Calendar (reference 5905/1A-001) has a 42 mm stainless steel case and a green dial, on a stainless steel bracelet.

It is powered by an automatic movement, calibre CH 28-520 QA 24H, with max. 55 hours of power reserve. Functions: chronograph, small seconds, day display, month display, date, annual calendar and flyback function. Details: luminous indices and luminous hands. Water resistant to 30 m.

Condition: unworn, 2025. Supplied with the original box and papers.

Checked by our specialist before it ships, and delivered fully insured.

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