Audemars Piguet Tradition Tourbillon Minute Repeater Chronograph 26564RC
Complications

Audemars Piguet Tradition Tourbillon Minute Repeater Chronograph 26564RC

By Kong · Jul 15, 2013 · 2 replies
Kong
WPS member · Audemars Piguet forum
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Kong introduces the Audemars Piguet Tradition Tourbillon Minute Repeater Chronograph, references 26564RC and 26564IC, a limited-edition masterpiece inspired by a 1920s cushion-shaped pocket watch. This article delves into the intricate details of these exceptional timepieces, highlighting their complex complications—a tourbillon, minute repeater, and chronograph—all housed within a single, hand-wound movement. Kong emphasizes the meticulous hand-finishing and the acoustic properties of the titanium case, designed to enhance the minute repeater's sound.

As company still in the hands of the founding families, Audemars Piguet cultivates its original traditions by producing, with the help of brillant,devoted and manually gifted watchmakers, an array of works that are admired by the most discerning collectors and connoisseurs.





This year, in order to express the very best in watchmaking, the Manufacture in Le Brassus has decided to develop a model equipped with complications and clothed in a case inspired by that of a 1920s cushion-shaped pocket-watch belonging to its private museum. The result is the Tradition Tourbillon Minute Repeater Chronograph, produced in two 10-piece limited editions : one in pink and white gold, and the other in titanium and white gold.

The first version, featuring a pink gold case middle topped by a white gold bezel, associated with an anthracite dial, pink gold hands and hour-markers, lends the model an original and timeless charm. The other version with its titanium case middle and white gold bezel offers the wearer the best possible auditory experience when the minute repeater is in operation. Few people are aware that the quality of the sound emitted by a watch largely depends on the metal from which the case is made, as well as its volume. The larger the case and the lighter and harder the materials, the more it enables the acoustic waves to expand. The 47 mm titanium case thereby maximises the sound volume, thus enhancing connoisseurs’ listening pleasure.

In addition to its original design, this extraordinary instrument also houses an exceptional movement combining highly sought-after horological complications including a tourbillon regulator and a minute repeater mechanism. Assembled within a single mechanism and complemented by a chronograph function, they form a rare and outstanding whole.

The appealingly curved case of the Tradition Tourbillon Minute Repeater Chronograph accommodates a mechanical hand-wound 13 ¼-ligne (29.90 mm) calibre that is 7.65 mm thick and comprises 504 parts – of which some of the individual elements and mechanical subsets are visible through the transparent case-back. Moreover, the 83 parts composing the one-minute rotating tourbillon with its balance oscillating at a rate of 21,600 vibrations per hour may be admired through the dial opening, thus enabling the owner of this fantastic instrument to revel in the sight of this 0.4 gram regulator of which the constant revolutions are designed to enhance the precision of the watch. This exceptional timepiece is also superbly crafted by hand according to the highest Fine Watchmaking standards in order to reveal meticulously worked parts fully respectful of tradition.

The patient finishing work, to which specialised artisans devote hundreds of hours, is clearly visible through the transparent case-back. Finishes such as bevelling, recesses, sinks and sandblasting call for countless hours of fine craftsmanship and incredible dexterity, in a process amounting to around one-third of the price of the movement. Among the techniques used to make this movement visually appealing, bevelling is undoubtedly the most highly appreciated manual technique, as well as that which requires the greatest accuracy. This exercise, which calls for years of experience, consists in using a file to cut down the edges of components and in polishing them with a slightly curved burnisher, so as to highlight the rim by enabling the light to play across the bevels. These finishes serve historically functional purpose, by protecting the movement against dust and humidity, and thus any risk of oxidation. Nonetheless, these finishes and decorations will only effectively magnify the beauty of the mechanism if the technique involved in this art is fully mastered. It is indeed a form of art fully mastered by Audemars Piguet and continually applied to our products. Functionality meets aesthetics in these infinitely delicate operations. This aesthetic treatment of the mechanism powerfully reveals this meticulous workmanship, executed to perfection at Audemars Piguet. In the case of this model, each part has been treated with infinite care. Some components, such as the hammers of the minute repeater striking mechanism which are visible through the case-back, combine two finishes entailing highly complex execution : a mirror polish that is so fine that artisans even joke among themselves that “a glance is enough to scratch it” ; along with a bevelling featuring interior and external angles embodying the ultimate expression of the artist’s mastery. These specific angles, which can be easily pinpointed in the mechanism, may be viewed as the secret signature of the artisan, and provide undeniable proof of the authenticity of a work performed by hand because no machine could possibly produce this type of finish.

These two intense and exceptional models, with their cases featuring a particularly distinctive design, share the same Manufacture Audemars Piguet hand-wound Calibre 2874, partially visible through the case-back and ensuring a 48-hour power reserve. This watch interpreted in pink and white gold version fitted with an alligator strap is secured to the wrist by a pink gold folding clasp, while the titanium and white gold version of this Tradition watch comes with a white gold folding clasp.






TECHNICAL SPECIFICATIONS


CASE
18-carat pink gold case (47 mm), glareproofed sapphire crystal and case-back, 18K white gold crown, bezel, pushpieces and case-back. Not water-resistant

DIAL
Satin-brushed anthracite dial, pink gold applied Arabic numerals and hands.

FUNCTIONS
Tourbillon, chronograph, minute repeater striking on 2 gongs, hours, minutes, small seconds.

SPECIFIC CHARACTERISTICS
• Triple complication movement
• Column-wheel chronograph mechanism
• 30-minute counter
• Hand-finished bridges and mainplate
• Hand-finished cut-out parts (polished bevels, straight-grained on top and matt surface underneath)

STRAP
Hand-sewn black “large square scales” crocodile leather with 18K white gold AP folding clasp.

REFERENCE
26564RC.OO.D002CR.01
10-piece limited edition







TECHNICAL SPECIFICATIONS

CASE
Titanium case (47 mm), glareproofed sapphire crystal and case-back, 18K white gold crown, bezel, pushpieces and case-back. Not water-resistant

DIAL
Silvered opaline dial, pink gold applied Arabic numerals and hands.

FUNCTIONS

Tourbillon, chronograph, minute repeater striking on 2 gongs, hours, minutes, small seconds.

SPECIFIC CHARACTERISTICS

• Triple complication movement
• Column-wheel chronograph mechanism
• 30-minute counter
• Hand-finished bridges and mainplate
• Hand-finished cut-out parts (polished bevels, straight-grained on top and matt surface underneath)

STRAP
Hand-sewn black “large square scales” crocodile leather with 18K white gold AP folding clasp.

REFERENCE
26564IC.OO.D002CR.01
10-piece limited edition






Calibre 2874
Proprietary Calibre 2874, hand-wound
Total diameter : 29.90mm
Movement thickness : 7.65mm
Number of jewels : 38
Number of parts : 504
Minimum guaranteed power reserve : 48 hrs
Cadence of the balance : 21,600 vph




Press Release


This message has been edited by Kong on 2013-07-15 10:38:37 This message has been edited by AnthonyTsai on 2013-07-17 08:27:27

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SA
Sandgroper
Jul 16, 2013

although, however I may sound pedantic, I think that for a wrist Time Piece of this Caliber not housing a "form" mouvement is a minus. I have had intense "arguments" with our dear friend Alex, about Vacheron Constantin (the 1972) for me (this is my own opinion), if a company, or someone, cannot spend the time and the necessary investment to produce something " special" " sublime" " unique" why produce it at all? Just leaving on one's Laurel will eventually have the wind flatten it! Just my .....

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