Skip to content
The Encyclopedia of Horology

Component · Electronic wristwatch movement

Junghans Dato-Chron electronic movement

Partially verified

This object is a Junghans Dato-Chron electronic wristwatch movement, held in the collection of the German Clock Museum. Dating from circa 1970, the movement is identified as calibre 600.12. The assembly is photographed as a standalone component showing the gear train bridge and the date display ring, which features black printed numerals on a white background. This electronic movement mechanism was manufactured in Schramberg, Germany. The holding museum records the object with the identification of a wristwatch, providing physical dimensions of 23.50 cm in height, 4.00 cm in width, and 1.50 cm in depth. The photograph captures the technical internal layout of the electronic caliber.

A view of the Junghans 600.12 movement showing the date ring and internal mechanism.
A view of the Junghans 600.12 movement showing the date ring and internal mechanism. — German Clock Museum via Europeana. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
orbiscollectibles.com
Category
Component · Electronic wristwatch movement
Maker / attribution
Junghans
Reference
600.12
Catalogue / lot identifier
/1406/Museu_ProvidedCHO_museum_digital_29877__technical_number_
Source-reported date
circa 1970
Source-reported place
Germany

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

Movement and Mechanism

The object is identified as a Junghans calibre 600.12 electronic movement. This calibre is part of the Dato-Chron series, which incorporates a date function. The visual evidence shows the top plate of the movement with the date ring positioned around the perimeter, displaying the numbers 1 through 31.

The movement assembly reveals various technical components, including bridges and the setting mechanism connected to the crown. The construction appears to be a standard electronic movement configuration for the period.

Evidence for this section
  • “Junghans electronic Dato-Chron wristwatch with date, calibre Junghans 600.12”

Institutional Documentation

The object is part of the collection held by the German Clock Museum. It is registered under the identifier /1406/Museu_ProvidedCHO_museum_digital_29877__technical_number_. The museum maintains the record and identifies the object as an Armbanduhr (wristwatch) despite the photographic evidence showing only the movement component.

The museum record provides technical dimensions that are attributed to the object. These measurements are noted as height: 23.50 cm, width: 4.00 cm, and depth: 1.50 cm. These figures represent the museum's formal documentation of the piece held in their inventory.

Evidence for this section
  • “held by German Clock Museum”
  • “height: 23.50 cm, width: 4.00 cm, depth: 1.50 cm”

Provenance and Origin

The movement is attributed to Junghans, a watch and clock manufacturer based in Schramberg, Germany.

The object is dated to circa 1970 by the German Clock Museum. This dating places the production of the movement within the timeframe of Junghans' development of electronic wristwatches. The provenance is established through its presence in the museum collection.

Evidence for this section
  • “Junghans, Schramberg, circa 1970”
  • “Junghans Uhren GmbH is a German watch and clock manufacturer based in the town of Schramberg”

Open research questions

  • Why are the reported museum dimensions for this movement assembly significantly larger than typical wristwatch movements?
  • What are the specific technical properties that define the Junghans 600.12 as an electronic calibre?

Source evidence

Recorded claims and source quotations for Junghans Dato-Chron electronic movement
FieldSource-reported valueSource quotation
MakerJunghans“Junghans”
Calibre600.12“calibre Junghans 600.12”
Datecirca 1970“circa 1970”
InstitutionGerman Clock Museum“Deutsches Uhrenmuseum Furtwangen”
Dimensions23.50 cm x 4.00 cm x 1.50 cm“height: 23.50 cm, width: 4.00 cm, depth: 1.50 cm”

Visible details

  • Exposed date ring with black numerals 1-31
  • Brass-toned base plate and bridges
  • Attached winding stem/crown component
  • Visible gear train mechanism layout

Research qualifications

  • Dimensions provided by the museum appear inconsistent for a standalone movement
  • The object is catalogued as a wristwatch, but the image shows only the movement assembly

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

Consulted source

Wristwatch, Junghans, Schramberg, circa 1970

Reviewed 2026-11-02 · Record 53c87d4078

Terms in this record

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