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Patek Philippe

Perpetual Calendar Advanced Research

Patek Philippe Perpetual Calendar Advanced Research Ref-5550-001 950 Platinum Box Papers Bj-2012


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Condition Mint
With box
With papers
Year of production2012
Property ofwatchandco GmbH


Case materialPlatinum
Case diameter37
GlasSapphire glass
ClaspFold clasp
Clasp materialPlatinum
Dial numbersIndex
Bracelet materialCrocodile skin
CaliberPP cal. 240QSi


Moonphase, Date, Weekday, Month, Perpetual Calendar


Display Back, Genevian Seal, Quick Set, Only Original Parts

Our remarks

We are proud to offer you this excellent PATEK PHILIPPE Perpetual Calendar Advanced Research, ref. 5550P-001, in 950 Platinum with original leather strap & Platinum deployment buckle.

Full set with original box, second back, pin, tag and warranty papers - WEMPE Germany 2012.


For many years the Patek Philippe Advanced Research department was always looking at ways to make watches which keep better time and work more efficiently. Patek Philippe has dedicated part of their in house research and development, to creating their advanced research collection.

These timepieces use different patented materials to add to their movements.

Made in a limited number of 300 pieces, these watches are created as the future of watch making boundaries.

Highly wanted collectors item.


Beautiful gentleman´s watch with perpetual calendar, lap year and 24h indicator.


1 year warranty from the Bachmann & Scher GmbH.


*Please don`t ask for a discount if contacting us via Chrono24.

** We buy watches since 1991.

*** Please contact us if you want to sell your fine wrist watch or your entire collection.

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