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The Encyclopedia of Horology

Clock · Table clock

Jaeger-LeCoultre “Atmos Classique” table clock

Partially verified

This Jaeger-LeCoultre 'Atmos Classique' table clock is dated by the auction house to the 1970s and bears serial number 513845. The mechanism utilizes a torsion pendulum and an automatic winding system activated by ambient temperature fluctuations. Encased in a yellow gold-plated, single-door five-sided glazed brass cabinet, the clock features a circular matte white dial with black Roman numerals and black hands. Dial inscriptions include 'JAEGER-LECOULTRE', 'ATMOS', and 'SWISS MADE'. The source records approximate dimensions of 22.5 cm in height, 18 cm in width, and 13.5 cm in depth.

Front view of the Jaeger-LeCoultre Atmos Classique table clock showing dial, hands, and torsion pendulum
Front view of the Jaeger-LeCoultre Atmos Classique table clock showing dial, hands, and torsion pendulum — Auctionet / HannoVerum. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
auctionet.com
Category
Clock · Table clock
Maker / attribution
Jaeger-LeCoultre
Reference
Not recorded
Catalogue / lot identifier
4451952
Source-reported date
1970s
Country
Switzerland
Source-reported serial
513845

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Identity and Dating

This timepiece is identified as a Jaeger-LeCoultre “Atmos Classique” table clock. The auction house dates the item to the 1970s.

The clock is identified by serial number 513845.

Evidence for this section
  • “JAEGER LECOULTRE. “Atmos Classique” table clock. Dating 1970s.”
  • “Serial number 513845.”

Construction and Design

The clock features a yellow gold-plated finish and is housed in a single-door, five-sided glazed brass cabinet. It sits on a base, with the total dimensions measured at approximately 22.5 cm in height, 18 cm in width, and 13.5 cm in depth.

The dial is described as matte white with black Roman numerals.

Evidence for this section
  • “Yellow gold plated.”
  • “Single-door five-sided glazed brass housing.”
  • “matte white with black Roman numerals.”
  • “Dimensions approx. Height 22.5 cm, width 18 cm, depth 13.5 cm.”

Mechanism and Function

The clock operates using an Ankerwerk spring lift mechanism and a torsion pendulum. The system is designed for automatic winding through ambient temperature fluctuations.

The item was noted as running at the time of cataloguing; however, no functional guarantee is provided by the source.

Evidence for this section
  • “Ankerwerk spring lift, automatic lift using temperature differences.”
  • “torsion pendulum.”
  • “The watch is running, no guarantee of function.”

Open research questions

  • Does the serial number 513845 correlate to specific production years or caliber types within the Atmos range?
  • What are the specific maintenance requirements for the Ankerwerk spring lift mechanism in this reference?

Source evidence

Recorded claims and source quotations for Jaeger-LeCoultre “Atmos Classique” table clock
FieldSource-reported valueSource quotation
MakerJaeger-LeCoultre“JAEGER LECOULTRE”
Serial Number513845“Serial number 513845.”
Dating1970s“Dating 1970s.”
Casing MaterialYellow gold plated brass“Yellow gold plated.”
Housing ConstructionSingle-door five-sided glazed brass housing“Single-door five-sided glazed brass housing.”
Dial DescriptionMatte white with black Roman numerals“matte white with black Roman numerals.”
DimensionsHeight 22.5 cm, width 18 cm, depth 13.5 cm“Dimensions approx. Height 22.5 cm, width 18 cm, depth 13.5 cm.”
BoxNot included“Without original box.”
Language DisclaimerAutomatic translation“Item details have been automatically translated. We are not responsible for translation errors.”

Visible details

  • Matte white dial with black Breguet-style hands and Roman numerals
  • Fluted cylindrical balance/torsion pendulum visible beneath the dial frame
  • Gilt brass five-panel glass case supported on a stepped rectangular base

Research qualifications

  • Catalogued without original box
  • Source notes the clock was running at cataloguing, but without functional guarantee
  • Source description text is noted as an automatic translation from German

Photograph identity and source facts were screened before import; rights clearance remains pending.

Terms in this record

Glossary explanations for terms named in this object’s record.