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Heuer 'Monte-Carlo' twin dial stopwatch timer

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

1970s

Reported by the auction source as dating to the 1970s, this Heuer 'Monte-Carlo' twin dial stopwatch timer comprises two mechanical timers mounted side by side on a shared rectangular chrome-finish plate with drilled mounting holes.

Bonhams states that both units house jewelled manual-wind movements operated by a top winding crown for start and stop functions, complemented by push-button reset. Each black dial is signed 'MONTE-CARLO' with the Heuer shield emblem, featuring digital jumping hours with a lock feature at 6 o'clock, a large central hand registering 60 minutes, and a smaller concentric hand indicating seconds.

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

Type
Dashboard stopwatch timer
Maker
Heuer
Model
Monte-Carlo
Hour display
Digital jumping hours with lock feature
Movement type
Jewelled manual wind
Mounting plate
Chrome-finish backplate with four mounting screws
Place recorded
Switzerland
Hand indications
Large hand indicates 60 minutes, small hand registers seconds
Maker / attribution
Heuer

Design

Visible features
• Digital hour apertures at 6 o'clock display numerals '6' on the left timer and '3' on the right timer. • Dials are marked 'PATENT' and 'T < 25 mc' above the hour aperture, and 'MADE IN SWITZERLAND' along the lower edge. • Each timer features a large knurled central crown at 12 o'clock flanked by angled pushers at the top corners. • Both black rotating bezels feature fluted outer rims and triangular indicator arrows at the top.
Physical Configuration
This Heuer 'Monte-Carlo' assembly features two mechanical stopwatch units mounted side-by-side on a shared rectangular chrome-finish plate, which includes four integrated mounting holes for dashboard application. Each timer is operated by a central knurled winding crown at the 12 o'clock position for start and stop functions, while a separate push-button, located on the upper corner of each unit, controls the reset function.
Dial and Timekeeping Displays
The black dials are signed 'Monte-Carlo' and display time via a large central hand indicating 60 minutes and a smaller concentric hand dedicated to seconds. Each unit features a digital jumping hour aperture at the 6 o'clock position, described as having a lock feature.
Documentation and Source Information
The source describes the timers as having jewelled manual-wind movements. The item is identified as a 1970s Heuer 'Monte-Carlo' assembly. Specific internal movement calibres and serial numbers are not recorded in the provided source material.

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: Specific internal movement calibres and serial numbers are not recorded in the source.
  • Research required: The rear side of the mounting plate and case backs are not visible in the provided photograph.
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