In-Depth: The Ingenuity of the Rolex Oyster Perpetual Sky-Dweller
At Watches & Wonders 2024, Rolex refreshed the Oyster Perpetual Sky-Dweller collection with two new models in 18k gold matched with a Jubilee bracelet, giving a new face to its most complicated watch. The Sky-Dweller was the brand’s most complex wristwatch at introduction in 2012 and remains so a dozen years later. Despite its technical sophistication, the Sky-Dweller is very much a Rolex, incorporating innovations geared towards practicality and functionality. Combining the Saros annual calendar with a second time zone in 24-hour format, the cal. 9002 of the Sky-Dweller boasts several patents, marking out the Sky-Dweller as one of the most innovative Rolex watches of the 21st century. Rolex’s take on the annual calendar in particular is perhaps the most unique in contemporary watchmaking. It relies on clever mathematics and gear mechanics, while doing away with traditional levers or cams, in order to maximise reliability and useability. The second-generation Oyster Perpetual Sky-Dweller movement, the cal. 9002 that succeeded the cal. 9001 Notably, Rolex managed to incorporate all of the complications of the Sky-Dweller into a design that preserves the classic Oyster silhouette thanks to the innovative Ring Command system. The case has no pushers or buttons, but instead relies on the bezel as a clever function selector mechanism that transforms the signature fluted bezel into a functional device while eliminating the need for an additional crown or pushers. The Oyster ...
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