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The Encyclopedia of Horology

Wristwatch · Electric wristwatch

Hamilton Spectra Electric

Partially verified

The Hamilton Spectra Electric is an electric-powered wristwatch from the 1950s. It represents a period of research at Hamilton directed by George Luckey and led by Dr. John Van Horn into battery-powered timepieces, resulting in the development of the Model 500 electric movement. The watch is distinguished by a cushion-shaped case and a black dial featuring dot indices and radiating concentric circular patterns centered around the six o'clock position. To accommodate the design, the crown is positioned at the four o'clock marker. The timepiece utilizes a mechanical battery-powered movement, which was developed following the availability of miniaturized batteries previously produced for the U.S. Navy Signal Corps.

Front view of the Hamilton Spectra Electric with a black dial and circular motif.
Front view of the Hamilton Spectra Electric with a black dial and circular motif. — Analog Shift. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
shop.analogshift.com
Category
Wristwatch · Electric wristwatch
Maker / attribution
Hamilton
Reference
Not recorded
Catalogue / lot identifier
Source URL identifies the listing
Source-reported date
1950s
Source-reported place
Not established

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

Design and Aesthetics

The Hamilton Spectra Electric is characterized by a distinctive design language, featuring a cushion-style case attributed to the aesthetic trends of the 1950s. This shape provides a base for a dial that displays a series of concentric circular lines emanating from a point near the six o'clock index.

The dial is further detailed with applied dot indices and gold-tone hands. A notable configuration in the watch’s layout is the placement of the crown, which is situated at the four o'clock position rather than the standard three o'clock position.

Evidence for this section
  • “This piece features a classic 50s space age cushion case with a futuristic dial with dot indices.”
  • “The dial features concentric circling revolving around the 6 o'clock index.”
  • “The crown is placed at the 4 o'clock position”

Development and Movement

The movement of the Spectra Electric is the product of a multi-year research initiative at Hamilton. Initiated in 1946 by George Luckey, the project sought to integrate miniaturized batteries into a wearable timepiece. This effort involved various researchers and followed the development of battery technology during the war years.

The project moved through several iterations until Dr. John Van Horn led the team to the successful Model 500 movement. This development was reportedly accelerated by competition with Elgin, another watch manufacturer planning a similar electric technology.

Evidence for this section
  • “It started in 1946, when George Luckey, the research manager of Hamilton’s R&D department, wondered if Hamilton could produce a watch powered by a battery.”
  • “the research team—led by Dr. Van Horn—hit on the one that would be a success: Model 500.”
  • “In 1952, Van Horn learned that Elgin, Hamilton’s fiercest rival, was also planning to develop an electric watch of its own.”

Historical Context

The introduction of the electric watch by Hamilton represented a shift in watch movement production. The use of miniaturized batteries, based on designs used by the U.S. Navy Signal Corps, allowed for the construction of this battery-powered mechanical system.

The development is described as a response to the availability of new power sources, moving away from traditional manual or automatic mechanical winding systems used in the industry at that time.

Evidence for this section
  • “The invention of a miniaturized battery launched Hamilton into new frontiers.”
  • “Eveready had built miniaturized batteries during the War”
  • “The brilliant mechanical battery watch was revolutionary for the watch industry”

Open research questions

  • What is the specific case material used for this model?
  • Is this specific piece dated to a precise year within the 1950s?

Source evidence

Recorded claims and source quotations for Hamilton Spectra Electric
FieldSource-reported valueSource quotation
MakerHamilton“Vendor: Hamilton”
Design influenceSpace age aesthetic“classic 50s space age cushion case”
Crown position4 o'clock“The crown is placed at the 4 o'clock position”
Movement originModel 500“the research team—led by Dr. Van Horn—hit on the one that would be a success: Model 500.”
Development historyGeorge Luckey, research manager“George Luckey, the research manager of Hamilton’s R&D department, wondered if Hamilton could produce a watch powered by a battery.”

Visible details

  • Cushion-shaped watch case
  • Crown positioned at 4 o'clock
  • Black dial with circular pattern and dot indices
  • Gold-colored hands and markers

Research qualifications

  • The exact production year within the 1950s is not specified
  • The specific material composition of the case is not documented

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

Consulted source

ساعت مچی الکتریکی وینتیج Hamilton مدل Spectra Electric

Reviewed 2026-11-02 · Record e2c53f2738

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