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Jaeger-LeCoultre Reverso Gran'Sport Chronograph Wristwatch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

circa 2010

Maker / issuer

Jaeger-LeCoultre

This Jaeger-LeCoultre Reverso Gran'Sport is a manual-winding chronograph wristwatch housed in an 18K yellow gold case measuring 23mm in width. The timepiece features the signature swivelling Reverso case mechanism, allowing the wearer to transition between two distinct silvered dials.

The primary dial displays standard time, a date aperture at the 6 o'clock position, and an Arrêt/Marche indicator to monitor the chronograph status. The reverse side features a chronograph display, incorporating a 60-second counter above a 30-minute retrograde register. The watch is powered by the Jaeger-LeCoultre Calibre 859 movement. It is fitted with an original rubber strap secured by an 18K yellow gold deployant clasp.

The design incorporates distinctive gadrooning on the case extremities, consistent with the Gran'Sport series' aesthetic language, and utilizes luminous leaf-style hands on both dial faces against a guilloché grid pattern.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Date
Circa 2010
Type
Reversible chronograph wristwatch
Maker
Jaeger-LeCoultre
Model
Reverso Gran'Sport Chronograph
Movement
Manual-winding Jaeger-LeCoultre Calibre 859
Case Material
18K yellow gold
Place recorded
Switzerland
Maker / attribution
Jaeger-LeCoultre
Primary Dial Features
Silver dial, date aperture, Arrêt/Marche indicator
Secondary Dial Features
60 seconds and 30-minute register

Design

Visible features
• Case features signature gadrooning on the top and bottom edges • Primary dial includes an Arrêt/Marche indicator and date window • Chronograph dial features a retrograde 30-minute register • Watch is fitted with an integrated black rubber strap
Case and Mechanism
The watch is housed in an 18K yellow gold case measuring 23mm. The case design utilizes the Reverso collection’s reversible mechanism, which allows the main housing to slide and rotate within its outer carrier. The exterior of the case is decorated with gadrooning, a series of rounded parallel lines that decorate the top and bottom sections of the lug area. The watch is attached to an original rubber strap, which is connected to the case by fixed gold segments. The strap is fastened using an 18K yellow gold deployant clasp, maintaining the gold theme of the case. The rotating frame is designed to provide access to both sides of the watch head.
Movement and Origin
The watch is powered by a manual-winding movement identified as the Jaeger-LeCoultre Calibre 859. The manufacturer, Jaeger-LeCoultre, is headquartered in the Vallée de Joux, Switzerland, where it has operated since its founding in 1833. The source identifies the maison for its technical focus on horological innovations and the development of high-grade movements, such as the calibre used in this specific model. The movement enables the complex interplay between the primary time display and the chronograph functions located on the secondary dial face.
Dials and Complications
The timepiece features two distinct silvered dials, both finished with a guilloché grid pattern and Arabic numerals. The primary dial serves as the time-telling face, incorporating luminous leaf hands, a date window at the 6 o'clock position, and an Arrêt/Marche indicator. This indicator serves to inform the user whether the chronograph function is engaged or disengaged. The reverse side of the case houses the dedicated chronograph display. This dial features a central 60-second hand and a 30-minute register positioned below, which functions as a retrograde indicator for tracking elapsed time. The use of the guilloché grid and luminous leaf-style hands is consistent across both faces of the watch.

Identification

Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: The exact production year is noted only as 'circa 2010' by the source
  • Research required: Movement condition and technical performance are not independently verified
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