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Omega Automatic Chronometer Centenary Ref. 2499

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

1948

Maker / issuer

Omega

This Omega "Centenary" is a men's automatic chronometer wristwatch in 18K yellow gold, produced circa 1948 to commemorate the brand's 100th anniversary. It is designated as reference 2499 and houses a caliber 343 movement.

The case measures 33mm in diameter and features an engraving on the case back related to the Norman M. Morris Corp. The dial is finished in gold with an applied Breguet numeral at the 12 o'clock position, faceted indices, and dauphine hands. The watch is accompanied by its original inner and outer boxes, an Omega brown alligator leather strap, and an 18K yellow gold tang buckle. The auction description notes the model was manufactured in limited quantities and preceded the development of the Constellation line.

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
Automatic chronometer
Brand
Omega
Origin
Centenary model
Serial
11XXXXXX
Diameter
33mm
Material
18K Yellow Gold
Movement
Caliber 343
Reference
2499
Dial detail
Gold dial with Breguet numeral at 12
Place recorded
Switzerland
Maker / attribution
Omega

Design

Case and Dial
The watch is housed in an 18K yellow gold case measuring 33mm. The auction description states the case is in well-preserved condition with minimal signs of polishing and retains the original branded crown. The case back bears an inscription commemorating a tenure from 1931 to 1950 associated with the Norman M. Morris Corp, alongside an 18K gold hallmark. The dial is gold-toned and features enameled printing. It is distinguished by a single applied Breguet numeral at the 12 o'clock position, accompanied by faceted markers and gold dauphine hands. The sub-seconds dial is located at the 6 o'clock position and features a finely textured, circular guilloché pattern.
Visible features
• Applied Breguet numeral at 12 o'clock • Sub-seconds dial with concentric circular guilloché • Dauphine-style hour and minute hands • Case back engraving mentioning Norman M. Morris Corp
Accessories and Provenance
The watch is offered with its original box set, consisting of both inner and outer components. Additionally, it includes an Omega 2-piece alligator leather strap fitted with an 18K yellow gold tang buckle, which is identified as the original equipment for the watch. The engraving on the case back provides specific historical context regarding the recipient, B.G. Anderson, and their association with the Norman M. Morris Corporation.
Movement and Chronometer Certification
The Centenary is noted as the first automatic chronometer produced by Omega. It was developed to celebrate the brand's 100th anniversary, establishing it as an important transition in Omega's horological history. The watch is equipped with the caliber 343 movement, which serves as the automatic chronometer engine for this reference. The success of this movement and the Centenary platform is identified in the source as the precursor to the Omega Constellation model line.

Identification

Reference
2499
Serial number
11XXXXXX
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 production date is listed as 1948 in the title and 1931-1950 in the engraving, requiring clarification of original sale date
  • Research required: Serial number is partially redacted in source
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