Omega Seamaster Automatic, Stainless Steel, 1970s, Ref. 166.0138

An icon of 1970s watch design, this automatic Omega Seamaster perfectly illustrates the brand’s stylistic evolution toward more contemporary and architecturally inspired lines. Model number 166.0138 stands out for its elegant cushion-shaped stainless steel case, whose balanced proportions lend it a bold presence on the wrist while maintaining remarkable slimness.

The craftsmanship of the finishes particularly highlights the quality of manufacturing from that era. The upper bezel features a highly distinctive circular satin finish, subtly accentuated by a mirror-polished bevel that catches the light. The brushed sides extend this interplay of textures—a hallmark of Omega’s 1970s designs—adding depth and refinement to the case’s design.

The understated silver dial is enlivened by faceted applied hour markers and perfectly matching baton hands. The overall design prioritizes readability, staying true to the philosophy of the Seamaster collection. At 3 o’clock, the discreetly integrated date window harmoniously completes the composition.

This watch is powered by an Omega Caliber 1012 self-winding mechanical movement, renowned for its reliability and belonging to the latest generation of automatic movements developed entirely in-house by the manufacture prior to the advent of quartz. It features a date display as well as smooth and efficient winding.

The screw-down case back is adorned with the famous Seamaster seahorse, the collection’s emblem since the 1950s, while the original crown retains the embossed Omega logo, attesting to the care taken to ensure the watch’s authenticity.

One of the most notable qualities of this model also lies in its proportions. Its case, more generously sized than that of Seamasters from previous decades, offers a very contemporary presence on the wrist, while its particularly flat profile lends it understated elegance and excellent comfort when worn. This slim profile allows it to slip easily under a shirt cuff while retaining a distinct personality—a balance sought after by vintage watch enthusiasts.

Fitted with a gold-colored buffalo leather strap, this Seamaster takes on a particularly elegant look that highlights its quintessentially ’70s design. The combination of satin-finished steel and this warm hue perfectly highlights the watch’s character, while adding a touch of modernity that remains true to its era.

A true testament to Omega’s aesthetic revival during the 1970s, this Seamaster captivates as much with the quality of its construction as with the purity of its design. A watch with a strong personality, ideal for vintage watch enthusiasts seeking an authentic piece that is comfortable to wear and emblematic of a decade that profoundly shaped watch design.

In perfect condition and fully serviced, we guarantee the proper functioning of this watch for one year (except in cases of impact or submersion).

Model: Seamaster

Reference: 166.01.38

Year: Circa 1970

Movement: mechanical, self-winding

Caliber: 1012

Escapement: anchor

Function: date

Dial: original, applied hour markers

Case: steel

Strap: gold buffalo leather, mounted on buckles, replaced with a new one

Buckle: pin buckle, steel, replaced

Glass: mineral, original, good condition

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Our reference: ES10205