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Omega Speedmaster Professional MARK II Ref. 145.014

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

1973

Maker / issuer

Omega

This Omega Speedmaster Professional MARK II, reference 145.014, is a manual-wind stainless steel chronograph dating to 1973. It features a barrel-shaped case with brushed surfaces and polished chamfers, housing the Omega caliber 861 movement.

The watch is distinguished by a matte grey "racing" dial featuring red and white checkering on its periphery and a mineral glass crystal that protects the internal tachymeter scale. It is fitted with an Omega 1171/173 stainless steel bracelet. The watch is identified by the vendor as coming from the collection of Magnus Walker. The current condition reflects past polishing of the case, and the watch retains its original crown, pushers, and tritium hands, with reported aging and light paint loss to the chronograph registers.

It is presented as a functional vintage timepiece.

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

Dial
Matte Grey Racing
Type
Chronograph
Model
Speedmaster Professional MARK II
Bracelet
Omega 1171 / 173
Material
Stainless Steel
Movement
Caliber 861
Reference
145.014
Place recorded
Switzerland
Maker / attribution
Omega

Design

Case and Dial
The watch is housed in a barrel-shaped stainless steel case characterized by a brushed finish on the top and sides, complemented by polished chamfers. The timing scale is positioned beneath the mineral glass crystal, intended to protect it from external abrasion. The watch features an original Omega-signed crown and standard pump-style chronograph pushers. The dial is matte grey, featuring a "racing" aesthetic with red and white checkering located on the outer edge. The hands and hour markers incorporate tritium luminous material. According to the provided description, the hands have developed a dark grey patina, and the dial shows tonal spots from age. There is reported minor paint chipping on the sub-register hands and the central chronograph hand.
Visible features
• Red and white checkering on the dial periphery • Barrel-shaped tonneau case design • Orange central chronograph seconds hand • Stainless steel link bracelet
Movement and Function
The timepiece is powered by the Omega caliber 861, a manual-wind movement. This movement was used in various Speedmaster references, including the standard Professional "Moonwatch" of the period. The auction description reports that the movement has been recently serviced and is currently maintaining time as expected.
Provenance and Condition
The source indicates that this watch was previously held in the personal collection of Magnus Walker. The case back retains original factory engravings, though these are described as largely faded. The watch comes with an Omega 1171/173 bracelet, which retains 20 links and shows signs of light stretch. The mineral crystal has a noted small chip at the 12 o'clock position.

Identification

Reference
145.014
Serial number
32XXXXXX
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: The exact extent of material loss from past polishing is not quantified.
  • Research required: The functionality of the chronograph mechanism is not independently verified.
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