New annual calendar chronograph reference from Patek Philippe. 5905 / 1A

The complication of the calendar is synonymous with Patek Philippe. Not only does the brand have a considerable collection of annual calendar watches, it was also the first brand to commercialize this complication in 1996. Ten years later, the Patek Philippe watch combined the annual calendar complication with the chronograph for the first time, culminating in the references. 5960. Reference 5960 and its iconic pump pusher were finally Ref. 5905. For the six years or so of its existence, Ref. 5905 was only made of precious metals and had the beauty of contemporary formal timepieces, that is Say, until now.

Annual Calendar Chronograph Ref. 5905 / 1A

This year, Ref. 5905 is available in stainless steel. Patek Philippe has also taken a leap forward, providing an unapologetic sporty look for reference, consistent with the brand’s current popular products. Here, we bring you details and our opinions on the new Patek Philippe Annual Calendar Chronograph Ref. 5905 / 1A.

Case, dial and hands
New reference. 5905 / 1A looks completely different from its predecessors. This part is related to the three-chain bracelet (previously used leather strap) that you now have, and the design borrows from the Aquanaut series. Its stainless steel construction, along with the Aquanaut-style bracelet, makes it easy to create the sportiest watch in the Ref. 5905 / 1A Patek Philippe Complication series. To eliminate it even further, Patek Philippe’s latest annual calendar chronograph is fitted with a striking olive green dial, perhaps harsh for some people. Nothing from this brand is more fashionable than this. The dial uses the same green color as the new Nautilus Ref. 5711 / 1A earlier this year.

The case and bracelet have rich curves, except the center link, each surface is mirror polished and satin brushed.
In addition to the material, the bracelet and the color of the dial, there is also the Ref. 5905 / 1A which remains unchanged compared to its precious metal siblings. The watch head retains the convex bezel, rectangular chronograph buttons and a fully polished surface treatment. Even the display and dial design are the same: a 60-minute counter at 6 o’clock, a hole in the counter to display the day and night indicators, a central chronograph second hand, a central hour hand and minutes and three Yearly Window Calendar Indications. replica swiss watches

The 5905 / 1A driving reference is the well-known CH 28-520 QA 24H movement. A movement made up of 402 pieces and 37 jewels powers each variant of Ref. 5905 Since the birth of the model. This is a vertical clutch / column wheel chronograph with a stacked year calendar module on top. Being a vertical clutch chronograph means that the movement is interchanged with a certain visual appeal to increase durability. It is also worth mentioning that the Caliber CH 28-520 QA 24H has a recoil function, which allows the running chronograph second hand to return to zero and reset immediately after pressing the reset button. The movement has an average power reserve of 50 hours and operates at a modern frequency of 4 Hz.

The CH 28-520 QA 24H movement seen through the sapphire crystal case back.
The CH 28-520 QA 24H movement with the Patek Philippe hallmark has an impeccable construction. A look through the all sapphire crystal back cover: a 21K gold center rotor with Côtes de Genève circular engraving and Calatrava cross, with Côtes de Genève circular bridge and polished bezels, polished screw heads and pearl on the bottom plate, among other things Spectacular touch.

The Patek Philippe imprint is etched into the bridge plate and filled with gold, indicating that the watch’s overall workmanship and workmanship meet the manufacturer’s strict standards. The important thing is that the movement is also certified and its precision does not exceed -3 / + 2 seconds per day.

Competitive landscape
Watches with an annual calendar and chronograph functions are surprisingly rare. Perhaps the manufacturer simply likes a more complicated perpetual calendar or a more basic date function to match the chronograph. referee. The 5905 / 1A fills the gap in this annual calendar chronograph on the jersey. With its sporty bracelet and elegant green dial, it can also meet the needs of the Nautilus and Aquanaut series from Patek Philippe.

Measuring 42mm x 14.13mm and with a green dial, the Ref. 5905 / 1A has a lot of confidence on the wrist. The soft bracelet ensures that the experience is as comfortable as possible.

If it is reference. 5905 / 1A is too trendy for you, you are a fan of old Patek Philippe designs, and the Ref. 5960 may be your annual calendar chronograph. This model has all the functions of Ref. 5905 plus a power reserve indicator and a 12-hour counter. referee. 5961-basically Ref. 5960 more than diamonds- actually it is still part of the current collection, in theory, if you like the gems of the watch, you can buy it at

Remnants of a not too distant past: Patek Philippe Annual Calendar Chronograph Ref. 5960.
As outstanding as the Patek Philippe Annual Calendar Chronograph, perhaps nothing is more popular than the RM11-Richard Mille Permanent Annual Calendar Chronograph and best-selling models. What stands out is what RM11 is best at. It typically has exotic case materials, bold colors, clear dials, and an overall modern design language. Although the finish may not be his strong suit, Richard Mille excels at watchmaking and materials engineering. The variant shown below is the McLaren RM11-03, with a carbon fiber TPT cage and titanium bridges and plates.

Richard Mille RM11-03 McLaren

With the green dial sports watch becoming the flavor of the year, the Ref. 5905 / 1A is set to succeed. It feels a bit blasphemous to have such a sporty specimen in a graceful series of complications, but this may be a sign of the changing times. Manufacturers must meet customer needs, and customers now demand Patek Philippe sports watches. But make no mistake, while the Ref. 5905 / 1A may look sporty, it is not designed to withstand heavy shocks or immersion in water (only 30m waterproof). It is sporty in shape, but not functional. Yet this watch remains impressed with its bold aesthetic, solid watchmaking craftsmanship, and five-star surface treatment.