By presenting the Hybris Mechanica 55, a new collection comprising three unprecedented masterpieces, Jaeger-LeCoultre once again proves to be the expert of the exceptional: The set consists of three watches, the all new Hybris Mechanica à Grande Sonnerie, the Hybris Mechanica à Gyrotourbillon and the Hybris Mechanica à Triptyque. Together, this landmark set of the most complicated wristwatches ever conceived and created depicts the present state of haute horology in the new millennium and showcases the greatest achievements in the 176-year-long history of the Grande Maison.
Reflecting the extraordinary value of these three exceptional wristwatches and in order to present them in suitably worthy surroundings, they will be delivered in an exclusive safe finished with the finest details imaginable and meeting the latest security standards.
Each watch is an icon of Jaeger-LeCoultre’s craftsmanship, celebrating their horological history and simultaneously symbolizing their acceptance of the challenge to reinvent the most complicated achievements of haute horlogerie in 2009. The watchmakers of the manufacture have chosen an up-to-date engineering approach by first defining their mechanical demands, thereafter designing the calibers accordingly. To tackle the construction of these extraordinarily complex movements, they questioned traditional methods, rethought given standards and developed new technologies in order to incorporate the latest technical advances.
The collection covers three exciting aspects of watchmaking in full flamboyance and beauty: the epitome of precision timekeeping with the tourbillon, the mathematical approach to eternity in all its variations with the perpetual calendar, and the magic of sound with the Grande Sonnerie.
The latest invention of the Grande Maison, the Hybris Mechanica à Grande Sonnerie, makes the dream of a holy grail of watchmaking a reality through the realization of the most complex and demanding form of horology: the striking of the time just as the Tower of Big Ben in Great Britain dictates, every hour and quarter – fully automatic and miniaturized to the size of a wristwatch. Combined with this outstanding feature the watch also comprises a flying tourbillon and a perpetual calendar with retrograde hands. A jumping hour and minute mechanism rounds off the concerto of this elaborate masterpiece of 26-complications.
Originally developed for the pocketwatch, the tourbillon has for over 200 years been seen as the epitome of precision in mechanical timekeeping. The Hybris Mechanica à Gyrotourbillon has advanced this concept to an unprecedented level by adopting the mechanism to the demands of the wristwatch. Here, the tourbillon cage not only revolves around itself, it also rotates around a secondary axis in order to eliminate all possible influences of gravity whichever way the wristwatch is positioned. The Gyrotourbillon features 10 complications all together; among them a perpetual calendar with four retrograde hands, an equation of time and an astonishing power reserve of eight days delivered by two barrels.
And last, but far from least, with the Hybris Mechanica à Triptyque, Jaeger-LeCoultre proves its mastery of the mechanical representation of the Gregorian calendar with all its nuances and facets, creating the most detailed calendar imaginable for a wristwatch. And – what is even more – found a way to achieve even greater precision by developing the new ellipse isometer escapement to drive the tourbillon’s heartbeat. All in all, the watch features 19 complications including sidereal time, zodiac calendar and a view of the night sky.
Hybris Mechanica à Grande Sonnerie – Facts and Figures
The Hybris Mechanica à Grande Sonnerie, makes the dream of a holy grail of watchmaking a reality through the realization of the most complex and demanding form of horology: the striking of the time just as the Tower of Big Ben in Great Britain dictates, every hour and quarter – fully automatic and miniaturized to the size of a wristwatch. Combined with this outstanding
feature the watch also comprises a flying tourbillon and a perpetual calendar with retrograde hands. A jumping hour and minute mechanism rounds off the concerto of this elaborate masterpiece of 26-complications.
Movement:
• mechanical hand winding Jaeger-LeCoultre Calibre 182,
• over 1300 parts, diameter 37 millimeters, height 10.42 millimeters,
• follows the dual wing concept of the Duometre Line,
• completely redesigned and improved concepts of functions and movement layout,
• 13 patents pending,
• easy operation of time setting and carillon through four push-pieces at 2 and 4 o’clock and one in the crown, setting of the Perpetual Calendar through pushers between the lugs at 12 o’clock
26 complications:
- Westminster Carillon
- 4 crystal-gongs
- Grande sonnerie
- Petite sonnerie
- Silence
- Minute repeater
- Flying tourbillon
- Perpetual and instant calendar
- Days
- Retrograde days
- Months
- Retrograde months
- Date Retrograde dateJumping hour and minutes
- Regulation device with inertia-blocks
- Strike power reserve indicator
- Watch power reserve indicator
- Secured incremental hours setting (forward)
- Secured incremental minutes setting forward and backward
- Striking mode selector
- Instant minute repeater activation
- Automatic modes’ switch
Functions:
- jumping hours (in a window at 12 o’clock) and minutes hand
- strike power reserve indicator, watch power reserve indicator,
- incremental time setting
- World premiere carillon:
- longest carillon gong,
- Westminster Carillon, Grande Sonnerie, Petite Sonnerie, Minute Repeater, Silence,
- 4 trébuchet hammers (dual axis hammers),
- 4 crystal-gongs
- infernal tower (master system for sound programming and timekeeping),
- centrifugal governor (for silent operation),
Instant perpetual calendar:
- Retrograde days, retrograde months, retrograde date, leap year display
Flying tourbillon:
- 73 parts
- diameter 12.42 millimeters, height 3.85 millimeters,
- lightweight titanium cage with minimalistic design on lubricant-free ceramic ball bearing
Balance wheel:
- diameter 10 millimeter, four regulating screws, ten weight screws,
- balance spring: Breguet over coil, beat rate 4 Hertz,
- regulation device with inertia-blocks
Case:
- 18 ct white gold, diameter 44 millimeters, height 15 millimeters
Hybris Mechanica à Gyrotourbillon – Facts and Figures
Originally developed for the pocketwatch, the tourbillon has for over 200 years been seen as the epitome of precision in mechanical timekeeping. The Hybris Mechanica à Gyroto urbillon has advanced this concept to an unprecedented level by adopting the mechanism to the demands of the wristwatch. Here, the tourbillon cage not only revolves around itself, it also rotates around a secondary axis in order to eliminate all possible influences of gravity whichever way the wristwatch is positioned. The Gyrotourbillon features 10 complications all together; among them a perpetual calendar with four retrograde hands, an equation of time and an astonishing power reserve of eight days delivered by two barrels.
Movement:
- mechanical hand winding, Jaeger-LeCoultre Calibre 177,
- 679 parts, diameter 36.3 millimeters, height 10.85 millimeters,
- 10 complications,
- winding Barrels made of Sapphire
Functions:
- hours, minutes, seconds,
- power reserve indication
World premier spherical tourbillon:
- 112 parts, diameter 13.86 millimeters
- two titanium cages rotating around two axes
Balance wheel:
- balance spring: beat rate 3 Hertz,
- regulation device with inertia-blocks
Perpetual calendar:
- indicated by two retrograde hands,
- retrograde indication of months, and leap year on the reverse side of the watch,
- solar time (equation of time)
Power reserve:
- 8 days delivered from two barrels
Case:
- design following the forms of the Master line,
- 18 ct white gold case, diameter 43 millimeters, height 14.9 millimeters
Hybris Mechanica à Triptyque – Facts and Figures
With the Hybris Mechanica à Triptyque, Jaeger-LeCoultre proves its mastery of the mechanical representation of the Gregorian calendar with all its nuances and facets, creating the most detailed calendar imaginable for a wristwatch. And – what is even more – found a way to achieve even greater precision by developing the new ellipse isometer escapement to drive the tourbillon’s heartbeat. All in all, the watch features 19 complications including sidereal time, zodiac calendar and a view of the night sky.
Movement:
- mechanical hand winding, Jaeger-LeCoultre Calibre 175,
- 642 parts, height 7.5 millimeters,
- most elaborated Calendar system ever in a Reverso watch,
- 19 complications,
- elipse Isometer Escapement
Functions:
- hours, minutes, 24 hours indication,
- power reserve
- zodiacal calendar, siderial time, equation of time, sunrise and sunset times, 24 hours civil time, sky chart,
- instantaneous perpetual calendar with retrograde date, day, month and leap year indication,
- moon phase
World first tourbillon with ellipse isometer escapement:
- ultralight titanium cage, 0,08 grams,
- balance spring: beat rate 3 Hertz,
- regulation device with inertia-blocks
Case:
- design following the forms of the Reverso line,
- 18 ct white gold case, height 17.9 millimeters


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