25558BA Audemars Piguet Quantième Perpétuel Openwork

25558BA-Audemars-Piguet-Quantième-Perpétuel-Openwork

Despite the fact that they’ve almost entirely forgotten about it in favor of things like Spider-Man Royal Oaks, strange permutations of the Code 11.59 that nobody asked for, and stroking John Mayer’s ego, Audemars Piguet saved complicated mechanical watchmaking in 1978 with the reference 5548. This is the 25558, the first openwork (skeletonized) model of…

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2050 IWC ‘Romana’ Perpetual Calendar, Platinum

2050-IWC-Romana-Perpetual-Calendar-Platinum

At its release in ’94, this ref. 2050 was the thinnest perpetual calendar calibre ever at just 3.1mm. It remains to this day a technical marvel, yet it’s all but entirely forgotten. The 2050 was a flag placed in the ground for Schaffhausen in what was a very active battle for the thinnest complicated calibres,…

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25657BA Audemars Piguet Quantième Perpétuel

25657BA-Audemars-Piguet-Quantième-Perpétuel

It is not an exaggeration to say that much of the fantastic complicated watchmaking at places like Patek, VC, Journe, RW Smith, or even Lange today owes their existence in large part to this watch and its progeny. This was the watch which, in the highest throes of the quartz crisis, first defied convention to…

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