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Amanico's exploration of the Omega Speedmaster ST 105.002 brings to light a fascinating, albeit short-lived, transitional reference. This article delves into why this particular Speedmaster, produced for only a year or two, holds such a unique position in collector circles, bridging the gap between earlier CK models and the more common ST 105.003. Amanico highlights its rarity and the distinct character that a well-aged dial can impart, sparking a rich community discussion on authenticity and condition.
This reference is magic, and a bit mysterious as it is a kind of transitional one, between the CK 2998 and the ST 105 003. Made only during one year or two. Rarer than any other CK, being 2915 or 2998.
Add a nice patina, like this one, and you have something magic, mysterious and rare.
Best,
Nicolas
About the Omega Speedmaster Ref. CK2998
The Omega CK2998 is a chronograph model recognized for its robust design and functional aesthetic. It belongs to a lineage of chronographs that established a distinct visual identity for the brand, characterized by a clear and legible dial layout. This reference is notable for its early adoption of a tachymeter scale on the bezel, a feature that would become a hallmark of many subsequent sports chronographs.
This reference features a 39 mm stainless steel case, housing the manual-winding Caliber 321. This movement provides a power reserve of 45 hours. The watch is fitted with a Hesalite crystal and offers a water resistance of 60 meters. The fixed tachymeter bezel is a key design element, framing a black dial.
The CK2998 holds interest for collectors seeking early examples of Omega's chronograph development. Its design elements, including the case proportions and dial configuration, represent a significant period in the brand's history. The presence of the Caliber 321 further enhances its appeal among enthusiasts of vintage chronograph movements.
Specifications
- Caliber
- 321
- Case
- Stainless steel
- Diameter
- 39 mm
- Dial
- Black
- Water Resist.
- 60m
- Crystal
- Hesalite
About the Omega Ref. CK2915
The Omega CK 2915 is a significant early model within a notable collection, recognized for its robust construction and specific design elements. This reference is distinguished by its original aesthetic, which set a precedent for subsequent iterations. It represents a foundational piece, reflecting the brand's approach to tool watch development during its era. The CK 2915 is often considered a key reference for understanding the evolution of the brand's professional series.
This reference typically features a stainless steel case, designed for durability and functionality. It houses a manual-winding mechanical movement, known for its reliability and precision. The watch is fitted with a specific type of crystal, contributing to its overall resilience. The case dimensions are characteristic of watches from its period, providing a balanced presence on the wrist while maintaining a practical profile.
For collectors, the CK 2915 holds particular appeal due to its historical position and distinct characteristics. It is sought after by those interested in the early development of purpose-built timepieces. The various dial and hand configurations observed across its production run add to its collectibility, with specific details often influencing its desirability among enthusiasts. This reference remains a focal point for collectors appreciating its original design.
Specifications
- Caliber
- 321
- Case
- Stainless steel
- Diameter
- 38 mm
- Dial
- Black
- Water Resist.
- 30 m
- Crystal
- Hesalite
About the Omega Ref. ST105003
The Omega reference ST105.003 is a significant early iteration of the chronograph series, recognized for its specific design elements that differentiate it from later versions. This reference is part of the foundational period for the model line, preceding many of the more widely known configurations. It represents a key stage in the evolution of the series, showcasing design characteristics that were subsequently refined or altered in successor references. Its distinct features are often a point of interest for collectors focusing on the early development of the model.
This reference typically features a stainless steel case, housing the manual-winding Omega Caliber 321. The movement provides a power reserve suitable for daily wear. The watch is fitted with a hesalite crystal, a characteristic material for chronographs of its era. The case dimensions reflect the design preferences of the period, offering a balanced presence on the wrist. The construction emphasizes durability and legibility, consistent with its intended function as a robust timing instrument.
For collectors, the ST105.003 holds particular appeal due to its position in the lineage of the model. Its specific dial, bezel, and case configurations are distinct from subsequent references, making it a focal point for those interested in the historical progression of the series. Variants within this reference are primarily related to minor production changes over its manufacturing period, which are closely studied by enthusiasts seeking to understand the nuances of early production examples. It is valued for its historical accuracy and its representation of an important developmental phase.
Specifications
- Caliber
- 321
- Case
- Stainless steel
- Diameter
- 39.7 mm
- Dial
- Black
- Water Resist.
- Not specified
- Crystal
- Hesalite
About the Omega Speedmaster Ref. ST105002
The Omega Speedmaster reference ST 105.002 is a significant transitional model within the pre-professional Speedmaster lineage. Produced for a very short period, it bridges the gap between earlier references and the more widely recognized ST 105.003, making it a distinct and less common variant. It retains many characteristics of its predecessors while hinting at future design evolutions.
This reference typically features a 39.7mm stainless steel asymmetrical case, a black tachymeter bezel, and a black dial with applied Omega logo. It is powered by the manual-winding Omega Caliber 321, a column-wheel chronograph movement. The caseback is often engraved with the Speedmaster hippocampus emblem.
For collectors, the ST 105.002 holds particular interest due to its limited production run and its position in the Speedmaster's historical development. Examples with well-preserved original components, including dials that have developed a stable 'tropical' patina, are especially sought after, representing a unique aesthetic that distinguishes them from more common Speedmaster iterations.
Specifications
- Caliber
- 321
- Case
- Stainless steel
- Diameter
- 39.7mm
- Dial
- Black (often tropicalized)
- Water Resist.
- 50m
- Crystal
- Hesalite
Key Points from the Discussion
- The ST 105.002 is generally considered to have debuted in the early 1960s. While the pictured dial lacks 'T' markings, tritium degradation could still be responsible for its condition, as tritium badging became standard a year or two after this reference's introduction.
- There is a possibility the dial on the featured watch is incorrect for the ST 105.002 reference. An A5 dial, characterized by longer luminous indexes extending to the subdials and low 'SWISS MADE' text, would be expected, especially given the early alpha hands with triangular lume.
- The condition of the dial, described by some as 'patina,' is viewed by others as significant damage, raising questions about whether the manufacturer used defective materials or if external factors like water ingress contributed to its state.
- Upon close inspection, the dial markers appear to have melted or possibly detached, leaving behind only glue residue, suggesting a severe degradation rather than typical aging.
- While the dial's 'face' is considered original by some, doubts have been raised regarding the authenticity of the pushers and, to a lesser extent, the crown.
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