Omega Seamaster Automatic Ref. 166.0215 (1977) – Blue Dial, Serviced 06/2026
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The Omega Seamaster Reference 166.0215 from 1977 is a rare version from the late Seamaster era. With its blue dial and slim, classic case, it embodies the typical 1970s design style at Omega.
The watch was freshly serviced in June 2026 and is in very good to excellent condition, both technically and visually.
Case & Appearance
The stainless steel case is in very good condition with clearly preserved lines. The proportions are typical for the flatter Seamaster models of this period.
Overall, the watch appears well-maintained and harmonious, without looking overly restored.
Dial
The blue dial is the visual highlight of this model. It shows good preservation with consistent patina and a classic 70s character.
In combination with the simple design, an elegant, sporty-classic vintage look is created.
Movement
Inside, the Omega Calibre 1022 works, an automatic movement from the late Seamaster generation.
The measured values after the revision:
- Rate deviation: –3 s/day
- Amplitude: 287°
- Beat error: 0.2 ms
These values indicate very good technical performance after the service.
Crystal
Particularly noteworthy is the original Omega acrylic crystal, which is still installed. This is an important detail for collectors, as it emphasizes the authenticity and originality of the watch.
Bracelet
The bracelet is in very good condition with only minor age-related signs of use. The watch as a whole appears very coherent and wearable for everyday use.
Service & Condition
The watch has been comprehensively serviced:
- Movement cleaned, oiled, and regulated
- technical inspection and adjustment
- professional cleaning
Conclusion
This Omega Seamaster 166.0215 is particularly interesting due to:
- rare reference within the late Seamaster generation
- original Omega acrylic crystal
- very good technical values after a fresh revision
- classic blue dial with vintage character
An elegant and rather rarely offered Seamaster variant from the late 1970s, which is particularly interesting for collectors of original and technically well-maintained vintage Omegas.
