SJX Watches
Hands On: Patek Philippe Cubitus 5840 Perpetual Calendar
Patek Philippe’s divisive Cubitus collection enters its third year with the firm’s first truly skeletonised perpetual calendar wristwatch, the Cubitus ref. 5840p-001 Perpetual Calendar Skeleton. As the first member of its clan with a shaped movement, it also welcomes a contemporary aesthetic that breaks with the brand’s established codes of movement decoration, though it’s built on a decades-old foundation. In short, the ref. 5840P is an ideal ambassador for what the Cubitus line can be when it steps out from its brother’s shadow. Initial thoughts The most complicated — and most expensive — Cubitus yet is also arguably the best model in the collection to date, as it probably should be. While on paper it sounds derivative of the Nautilus perpetual calendar, this watch may have the strongest identity of any Cubitus launched so far by fully leaning into the bolder, more contemporary aesthetic that Patek Philippe has, until recently, hesitated to explore. Several details allow the ref. 5840P to have its own identity. The first is the use of a strap, rather than the typical Nautilus-style bracelet. The reshaped movement is another differentiator, as is the new finishing style, which makes it more than just a square Nautilus. Yet the teak deck motif remains central, integrated seamlessly into the skeletonised design. Two other details that stand out are the use of a baguette-cut diamond to denote the platinum case, rather than the usual brilliant-cut stone, and the...
