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Omega Seamaster 'Flat Jedi' Chronograph Wristwatch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

1971

Maker / issuer

Omega

This stainless steel Omega Seamaster chronograph, reference 145.024, dates from 1971. Known colloquially as the 'Flat Jedi', the watch features a 40mm stainless steel case and is paired with a matching stainless steel bracelet.

The chronograph is powered by the manual-winding Omega caliber 861 movement. The black dial is configured with baton-style indices featuring luminous points, white baton-style hour and minute hands with luminous inserts, and a prominent central orange chronograph hand. The dial perimeter displays a racing-style minute track and a white printed tachymeter scale ranging from 60 to 500 units per hour. The watch is accompanied by an 'Extract from the Archives'.

This model line was developed for motorsport applications and remained in production until 1973.

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
Chronograph wristwatch
Maker
OMEGA
Model
Seamaster ('Flat Jedi')
Movement
Manual-winding caliber 861
Reference
145.024
Dial details
Black dial with tachymeter scale
Case material
Stainless steel
Included items
Extract from the Archives
Place recorded
Switzerland
Maker / attribution
OMEGA
Year of manufacture
1971

Design

Visible features
• Case diameter of 40mm • Orange central chronograph hand • Tachymeter scale printed on dial perimeter • Integrated steel link bracelet
Case and Dial Design
The watch is housed in a 40mm stainless steel case characterized by a brushed finish. It is equipped with a dedicated stainless steel bracelet. The dial is black, featuring silver-colored baton indices with luminous points. The time is displayed via white baton-style hands that also contain luminous material. A distinct feature is the central chronograph seconds hand finished in orange, designed for legibility against the dial. The outer edge of the dial includes a racing-style minute track and a printed tachymeter scale calibrated from 60 to 500.
Movement and Functionality
The timepiece operates on a manual-winding mechanism designated as the caliber 861. The caliber 861 is a known manual movement utilized by the manufacturer during this period for its timing capabilities. The chronograph complication allows for the measurement of speed and time intervals, which the source notes was intended for drivers and motorsport enthusiasts. The watch remained in the manufacturer's production lineup until 1973.
Provenance and Documentation
The auction description reports that the object is accompanied by an 'Extract from the Archives'. This document serves to verify the specific record for this watch within the manufacturer's historical archives. The model is widely referred to by collectors and in the listing as the 'Flat Jedi'. While this moniker is used to identify this specific Seamaster reference, it is distinct from the official model name assigned by the manufacturer.

Identification

Reference
145.024
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: 'Flat Jedi' is a nickname rather than an official factory designation
  • Research required: The source does not confirm the original production country
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