
Mark in Paris shares his detailed impressions of the Patek Philippe Ref. 5170J chronograph after experiencing it in person. Initially skeptical, Mark's hands-on encounter transformed his perception, leading him to appreciate its timeless design, exquisite dial finish, and refined movement. His review offers a valuable perspective on how a watch can evolve in a collector's esteem once seen beyond photographs.







The Patek Philippe reference 5070, part of the Complications collection, marked a significant return for the brand to large-format chronographs. Introduced in 1998, it was the first non-perpetual calendar chronograph produced by Patek Philippe since the reference 1463, which ceased production in the early 1960s. Its design drew inspiration from a unique Patek Philippe aviator's watch from the 1940s, characterized by its prominent case and dial layout, yet reinterpreted for a contemporary audience. This reference established a new aesthetic direction for the brand's chronographs, moving towards more substantial case dimensions.
The watch features a 42mm case, initially offered in 18k yellow gold, housing the manual-winding Caliber CH 27-70. This movement, based on a Nouvelle Lémania ébauche, was extensively finished and modified by Patek Philippe, meeting the brand's stringent quality standards. It provides a power reserve of approximately 55 hours. The dial, in this specific configuration, is black, protected by a sapphire crystal, and the watch is water-resistant to 30 meters. The fixed bezel frames the dial, and the watch is typically fitted with a leather strap.
Reference 5070 appeals to collectors interested in modern Patek Philippe chronographs that combine traditional movement architecture with a more contemporary case size. Its limited production run and the subsequent introduction of variants in other precious metals contribute to its collectibility. The reference represents a distinct period in Patek Philippe's chronograph history, bridging vintage inspirations with a new era of larger watch designs.
As for the movement, I still don't know what to think, but the case, dial and hands on the 5170 don't convince me at all. The 2 subdials seem to be not centered, a bit lower than the " middle lane ". The hands are less refined than those of the 5070, as well as the case. But we are not obliged to have the same tastes, sometimes. ;) Thank you spo much for this excellent article, Mark. Best, Nicolas
You're right, the 2 subdial centers are lower. I must say that it didn't bother me at all as the indexes are placed in a way it remains balanced. Concerning the hands, I would say it's a question of subjective feeling and style taste. But I know these 5070 have a very special place in Patek fans' heart and it must be something to see in order to be able to compare but also to make one's opinion. Thanks for your interesting thoughts Nicolas. Stay close to yours :) Best, Mark
I like 5170 more and more and the movement is a real marvel. What I do not like are the Roman numbers on the dial. I have been tempted to get this watch but I have decided to wait till some white versions are coming to the market. Thank you for a great post! Best, Kari
It has a strong place in the way we like (or not) a watch. Personnaly I prefer, by far, Roman to Arabic. But this is completly personnal and I fully understand your point. I hope too that we'll be able to see another metal in 2013 ;) Thanks Kari, Cheers, Mark
The 5070 gets my vote by far But that doesn't mean I don't like the 5170. In fact I love it. I saw it more than once irl and if it was not so expensive I would start saving. But today Patek watches became too expensive for me :-( But like Nicolas said, the case, dial, hands of the 5070 are imo better and I also don' t like these sunken subdials. But than again, I would be VERY happy if I could ever afford a 5170. Imo much better than the Dato, much better than the 5980 and much better than any c
the price level is a real issue even it the watch is highly desirable... Thanks for the links Bruno, I already had them in my favorite folder and thanks for your input :) Cheers, Mark
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