Explanation: Audemars Piguet's groundbreaking perpetual calendar calibre 7138
A new era with 150. luxury replica watches
Audemars Piguet celebrates their 150th anniversary with a new continuous calendar movement, the Audemars Piguet calibre 7138. 1st seen on the Code 11. 59 and the Royal Oak, the calibre 7138 is actually a milestone for the traditional everlasting calendar. In fact , this mobility is probably the most complicated and useful perpetual calendar movement in the established brand.
The calendar relies on vintage " big lever" procedure, which has been reinvented in an ultra-thin way, but more importantly, the particular cal. 7138 features a nifty little and innovative setting system. As a result, it is highly instinctive and foolproof. All date indications are set by way of the crown and there is simply no risk of damaging the motion by setting it on the wrong time. Together, these kinds of features make the cal. 7138 one of the most compelling perpetual diary movements on the market today.
Perpetual calendars have for ages been an important part of Audemars Piguet’s (AP) history, especially as soon as the launch of the best-selling ref. 5548 in 1978. So it may be only fitting that it has the 150th anniversary year would certainly see the launch of a fresh perpetual calendar. At the same time, typically the movement also reflects the large strides that AP has turned as a vertically integrated professional haute horlogerie manufacturer, which includes developed a range of outstanding under one building movements in a relatively little while of time. replica watches review
Ironically, the caliber 7138 has a layout that is virtually identical to its precursor, with just a few indications inter-changeable around. From a distance, they look pretty much identical and retain the very same four-register layout. But the competence 7138 is a milestone in the present00 perpetual calendar, especially among the list of big, established brands.
The usability in the movement is made all the more evident by the fact that the work schedule layout looks very standard; the appearance of four registers implies multiple buttons and a complicated stylus (or worse, a new toothpick).
The particular caliber 7138 is very simple to put together, with each calendar signal being set via often the crown in four postures (or perhaps three . 5 positions). There is also a “correction-free” moment, which means that the calendar is not set, but even if it truly is set, it will not be broken, so this movement is very trustworthy.
But the tama?o 7138 is not just a clever establishing mechanism added to an ordinary appointments. It uses the squeezed flat calendar mechanism created by the Royal Oak Extra-Thin Perpetual Calendar (and the actual RD#2 before it), as well as the base movement is the categoría 7121 from the latest creation Royal Oak “Jumbo” ref. 16202. This combination allows the particular calibre 7138 to be simply 4.1 mm solid. Audemars Piguet ROYAL OAK OFFSHORE DIVER
Classic and also clever
The basis on the cal. 7138 is one regarding AP’s latest generation motions, the cal. 7121 from Royal Oak “Jumbo”. At merely 3. 2 mm dense itself, the cal. 7121 is an exquisitely thin movements with a number of clever design and style features.
Put the perpetual calendar and also the calibre 7138, which can be undoubtedly one of the most interesting never ending calendar movements in recent years. Typically the 7138 movement is a combination of classic calendar principles and smart, modern architectural.
The fundamentals with the 7138 movement are typical. It features a " huge lever" and 48 30 days cams, like almost every continuous calendar before it. This is certainly in stark contrast to totally unconventional calendar movements including the MB&F LM Perpetual, which does away with the " big lever" and related components.
Even though the 7138's calendar is mainly classic, it is implemented inside a completely new way - typically the calendar itself has several pending patents: two distinct patents for the crown environment system, two for the smooth perpetual calendar construction, then one for the progressive step day time wheel. high quality replica watches
Some of these innovations originated while using RD#2 movement. This is standard of AP's development method, where new technologies are usually first introduced in principle watches and then gradually scaled up and introduced directly into regular production movements.
Extremely user-friendly
The 7138 movement was created to address some of the major concerns inherent in the classic everlasting calendar. One of these is the must use asymmetrical case drivers to set the calendar. These kinds of recessed pushers disrupt often the lines of the case, affect water proofing, and often cause a lot of difficulty during setting. A practical illustration: using a toothpick or additional sharp object to set the actual calendar will slip and after that scratch the case.
The 7138 movement is defined entirely via the overhead, which has three positions yet four setting stages. If the crown is flush together with the case in the first location, the crown winds the particular movement as usual.
When pulled out to the next position, the crown sets the date and calendar month. When pulled out to the 3 rd position, the crown will be farthest from the case, which often pauses the movement along with enables bidirectional time placing.
The ingenious thing is that returning typically the crown to the second situation activates another setting device. In this second position, often the crown controls the day in addition to day hand (the the queen's is turned clockwise), and also the moon phase (counterclockwise). replica Jacob & Co. Epic X Chrono
This impressive crown loop allows the person to set the full perpetual date with six separate signs via the three-position top, just as you would see over a timepiece with a simple time display.
There's also a separate 24-hour indicator using a red border, indicating the “no setting” period in the next best not to set the actual calendar. But this is not dangerous: if the wearer still prefers to fiddle with the diary, the date may not alter, but the calendar mechanism are not damaged or jammed.
In conjunction with the ingenious setting up mechanism, the calendar show itself is also intuitive.
The first digit of each and every number - day from the week, date of the thirty day period, week of the year, four week period of the year, and start year - is located on 12 o’clock in each and every register, resulting in a cohesive as well as logical display.
Technical Achievements
Often the 7138 movement is an sort of innovative contemporary watchmaking, blending together classic systems with modern day engineering methods. The full prized setting system is a great accomplishment that improves and shortens the wearer’s operation in the watch, but the calendar design itself is even more exciting. replica Richard Mille Watches
Perpetual calendars are known for sophisticated and layered mechanisms, which will increase the number of parts and also thickness of the movement. The actual calendar complication in the california. 7138 works on one stage, significantly reducing the fullness of the movement - merely 4. 1 mm as a whole.
At the heart on this system is the 48-month surveillance cams calendar mechanism familiar to be able to watchmakers. But in the 7138 calibre, this concept has been made easier, with the various multi-layered parts merged into a single-layer portion. In traditional construction, any perpetual calendar movement alone consists of two or three layers.
A particularly clever details is the date wheel, that has a different number of teeth. Several have larger steps involving the teeth, allowing the particular date wheel to move a little more with turns to a new night out. For single-digit dates, the particular step size is smaller; regarding double-digit dates, the phase size is slightly wider.
This is reflected inside the date display, where the single-digit dates are arranged a lot more closely, leaving more space for that double-digit date to be viewed more clearly. This allows to get a wider display of the day, improving legibility.
On the other hand, traditional date indications often cram a two-digit date and a single-digit time into the same space, causing poor readability.
Anniversary Edition
This innovative movement will probably be found in three watches ~ two Royal Oaks and the other Code 11. 59. The particular Royal Oaks are available in iron and aventurine, while the Computer code 11. 59 is available in white gold or platinum. All watches are typical production. https://www.proreviewwatch.co
Audemars Piguet Code 11.59 Automatic Perpetual Calendar 41 mm
Ref. 26494BC.OO.D350KB.01 (Regular Production)
Ref. 26494BC.OO.D350KB.02 (150th Anniversary Edition)
Diameter: 41 mm
Thickness: 10. 6 mm
Material: 18 carat white gold
Mirror: Sky-blue
Waterproof: 30 metres
Movement: California. 7138
Functions: Time, minutes, perpetual calendar
Winding: Automatic
Occurrence: 28, 800 times by the hour (4 Hz)
Reserve of power: 55 hours
Strap: Rubber strap together with white gold buckle
Audemars Piguet Royal Pine Automatic Perpetual Calendar forty-one mm
Ref. 26674ST.OO.1320ST.01 (Steel, Typical Production)
Ref. 26674ST.OO.1320ST.02 (Steel, 150th Anniversary Edition)
Ref. 26674SG.OO.1320SG.01 (Aventurine, Regular Production)
Ref. 26674SG.OO.1320SG.02 (Aventurine, a hundred and fiftieth Anniversary Edition)
Diameter: 41 mm
Fullness: 9. 5 mm
Material: Steel or 18 carat Aventurine
Crystal: Blue
Water resistance: 50 measures
Movement: California. 7138
Functions: A long time, minutes, perpetual calendar
Winding: Automatic
Consistency: 28, 800 beats on a daily basis (4 Hz)
Reserve of power: 55 hours
Strap: Matching bracelet
