Large-size Omega Steel Watch – Mechanical Caliber 30t2 – Circa 1950

This elegant Omega stainless steel wristwatch beautifully embodies the watchmaking aesthetic of the mid-20th century. Its generously sized case—particularly large for its time—stands out for its visually lightweight construction: the slim bezel and tapered lugs recede to make way for a vast dial opening, giving the watch a remarkable presence without making it appear heavy.

The silver dial features a particularly expressive vintage patina, punctuated by marks and nuances acquired over time. Far from detracting from its charm, this natural evolution of the material underscores the piece’s authenticity and brings every detail of the dial to life.

The hour track alternates between faceted applied hour markers shaped as triangles and diamonds. Their highly distinctive geometry subtly captures the light and adds rhythm to the dial with great finesse. The applied Arabic numeral at 12 o’clock completes this understated and balanced composition.

The long, tapered Dauphine hands perfectly complement the silhouette of the hour markers. Their generous size complements the expansive surface of the dial and ensures clear time-reading. At 6 o’clock, a circular sub-dial houses the small seconds, in a layout emblematic of classic mechanical watches from this period. Its clean-lined railway track adds depth and balance to the overall design.

The watch is powered by the famous Omega 30T2 caliber, a hand-wound mechanical movement belonging to the prestigious family of 30-mm Omega calibers. First introduced in 1939, this architecture has greatly contributed to Omega’s reputation thanks to its rational design, robustness, and chronometric qualities. The 30T2 caliber operates at a frequency of 18,000 vibrations per hour and remains one of the most prized historic movements among collectors of vintage Omega watches.

The family of Omega 30 mm movements underwent numerous evolutions and was produced over several decades, a testament to the technical and commercial success of this design. It also served as the basis for several high-precision variants and movements designed for chronometric competitions, which explains the special place it holds in the history of the manufacture.

The fully polished case back features a distinctly domed profile that is soft to the touch and comfortable to wear. With its volume and rounded shape, this curved form evokes certain “Bubble Back” cases from the same era, while retaining the slim profile of a hand-wound watch.

The watch is presented on a brown leather strap with a lizard-grain texture, whose deep hue harmonizes beautifully with the cream patina of the dial. Once worn, its generous proportions truly come into their own: despite its age, it has a very contemporary presence and suits both a man’s wrist and a woman who appreciates vintage watches with character.

A particularly appealing Omega thanks to its large dial opening, the slimness of its case, and the presence of its legendary 30T2 caliber. An authentic and expressive vintage watch, whose patina fully reflects its history.

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: Omega Grande Taille (GT)

Year: Circa 1950

Movement: manual-winding mechanical

Caliber: 30T2

Escapement: lever

Function: small seconds

Dial: original, combination of Arabic numerals and faceted applied hour markers

Case: steel

Strap: brown lizard leather, mounted on buckles, replaced with a new one

Buckle: pin buckle, steel, original, branded

Crystal: Plexiglass, replaced with a new one

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Our reference number: ES20088